426156740 has 48 divisors (see below), whose sum is σ = 928065600. Its totient is φ = 164180352.

The previous prime is 426156737. The next prime is 426156743. The reversal of 426156740 is 47651624.

It is an interprime number because it is at equal distance from previous prime (426156737) and next prime (426156743).

It is a self number, because there is not a number n which added to its sum of digits gives 426156740.

It is not an unprimeable number, because it can be changed into a prime (426156743) 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 15 ways as a sum of consecutive naturals, for example, 358427 + ... + 359613.

It is an arithmetic number, because the mean of its divisors is an integer number (19334700).

Almost surely, 2^426156740 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 426156740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (464032800).

426156740 is an abundant number, since it is smaller than the sum of its proper divisors (501908860).

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

426156740 is a wasteful number, since it uses less digits than its factorization.

426156740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1844 (or 1842 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 426156740 is about 20643.5641302562. The cubic root of 426156740 is about 752.5287914430.

The spelling of 426156740 in words is "four hundred twenty-six million, one hundred fifty-six thousand, seven hundred forty".