402304706 has 8 divisors (see below), whose sum is σ = 603836940. Its totient is φ = 201025728.

The previous prime is 402304703. The next prime is 402304709. The reversal of 402304706 is 607403204.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (402304703) and next prime (402304709).

It can be written as a sum of positive squares in 2 ways, for example, as 401802025 + 502681 = 20045^2 + 709^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (402304703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59291 + ... + 65726.

Almost surely, 2^402304706 is an apocalyptic number.

402304706 is a deficient number, since it is larger than the sum of its proper divisors (201532234).

402304706 is a wasteful number, since it uses less digits than its factorization.

402304706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126628.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 402304706 is about 20057.5348934010. The cubic root of 402304706 is about 738.2186921501.

The spelling of 402304706 in words is "four hundred two million, three hundred four thousand, seven hundred six".