402434332 has 24 divisors (see below), whose sum is σ = 711954320. Its totient is φ = 199031040.

The previous prime is 402434299. The next prime is 402434413. The reversal of 402434332 is 233434204.

It is a junction number, because it is equal to n+sod(n) for n = 402434297 and 402434306.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 150019 + ... + 152677.

Almost surely, 2^402434332 is an apocalyptic number.

It is an amenable number.

402434332 is a deficient number, since it is larger than the sum of its proper divisors (309519988).

402434332 is a wasteful number, since it uses less digits than its factorization.

402434332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3061 (or 3059 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 402434332 is about 20060.7659873695. The cubic root of 402434332 is about 738.2979704177.

Adding to 402434332 its reverse (233434204), we get a palindrome (635868536).

The spelling of 402434332 in words is "four hundred two million, four hundred thirty-four thousand, three hundred thirty-two".