402334402 has 16 divisors (see below), whose sum is σ = 620972352. Its totient is φ = 195395760.

The previous prime is 402334391. The next prime is 402334417. The reversal of 402334402 is 204433204.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2643 + ... + 28489.

It is an arithmetic number, because the mean of its divisors is an integer number (38810772).

Almost surely, 2^402334402 is an apocalyptic number.

402334402 is a deficient number, since it is larger than the sum of its proper divisors (218637950).

402334402 is a wasteful number, since it uses less digits than its factorization.

402334402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26073.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 402334402 is about 20058.2751501718. The cubic root of 402334402 is about 738.2368554996.

Adding to 402334402 its reverse (204433204), we get a palindrome (606767606).

The spelling of 402334402 in words is "four hundred two million, three hundred thirty-four thousand, four hundred two".