402232434 has 8 divisors (see below), whose sum is σ = 804464880. Its totient is φ = 134077476.

The previous prime is 402232429. The next prime is 402232447. The reversal of 402232434 is 434232204.

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

402232434 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33519364 + ... + 33519375.

It is an arithmetic number, because the mean of its divisors is an integer number (100558110).

Almost surely, 2^402232434 is an apocalyptic number.

402232434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

402232434 is a wasteful number, since it uses less digits than its factorization.

402232434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67038744.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 402232434 is about 20055.7331952736. The cubic root of 402232434 is about 738.1744837548.

Adding to 402232434 its reverse (434232204), we get a palindrome (836464638).

The spelling of 402232434 in words is "four hundred two million, two hundred thirty-two thousand, four hundred thirty-four".