422752704 has 168 divisors, whose sum is σ = 1271284224. Its totient is φ = 123763200.

The previous prime is 422752703. The next prime is 422752711. The reversal of 422752704 is 407257224.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422752703) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 719899 + ... + 720485.

It is an arithmetic number, because the mean of its divisors is an integer number (7567168).

Almost surely, 2^422752704 is an apocalyptic number.

422752704 is a gapful number since it is divisible by the number (44) 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 422752704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (635642112).

422752704 is an abundant number, since it is smaller than the sum of its proper divisors (848531520).

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

422752704 is a wasteful number, since it uses less digits than its factorization.

422752704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655 (or 634 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 33.

The square root of 422752704 is about 20560.9509507707. The cubic root of 422752704 is about 750.5197606042.

The spelling of 422752704 in words is "four hundred twenty-two million, seven hundred fifty-two thousand, seven hundred four".