368256402 has 64 divisors (see below), whose sum is σ = 838978560. Its totient is φ = 119688192.

The previous prime is 368256379. The next prime is 368256437. The reversal of 368256402 is 204652863.

368256402 is a `hidden beast` number, since 3 + 6 + 8 + 2 + 5 + 640 + 2 = 666.

It is a super-2 number, since 2×368256402² = 271225555227971208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 637938 + ... + 638514.

It is an arithmetic number, because the mean of its divisors is an integer number (13109040).

Almost surely, 2^368256402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 368256402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (419489280).

368256402 is an abundant number, since it is smaller than the sum of its proper divisors (470722158).

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

368256402 is a wasteful number, since it uses less digits than its factorization.

368256402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 864 (or 858 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 368256402 is about 19190.0078686800. The cubic root of 368256402 is about 716.7759668402.

The spelling of 368256402 in words is "three hundred sixty-eight million, two hundred fifty-six thousand, four hundred two".