423156360 has 192 divisors, whose sum is σ = 1411885440. Its totient is φ = 101376000.

The previous prime is 423156359. The next prime is 423156361. The reversal of 423156360 is 63651324.

It is an interprime number because it is at equal distance from previous prime (423156359) and next prime (423156361).

It is a super-2 number, since 2×423156360² = 358122610016899200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (423156361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2192424 + ... + 2192616.

It is an arithmetic number, because the mean of its divisors is an integer number (7353570).

Almost surely, 2^423156360 is an apocalyptic number.

423156360 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423156360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (705942720).

423156360 is an abundant number, since it is smaller than the sum of its proper divisors (988729080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423156360 is a wasteful number, since it uses less digits than its factorization.

423156360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380 (or 365 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 423156360 is about 20570.7646916686. The cubic root of 423156360 is about 750.7585569742.

The spelling of 423156360 in words is "four hundred twenty-three million, one hundred fifty-six thousand, three hundred sixty".