402151324 has 6 divisors (see below), whose sum is σ = 703764824. Its totient is φ = 201075660.

The previous prime is 402151319. The next prime is 402151349. The reversal of 402151324 is 423151204.

It is a junction number, because it is equal to n+sod(n) for n = 402151295 and 402151304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50268912 + ... + 50268919.

Almost surely, 2^402151324 is an apocalyptic number.

It is an amenable number.

402151324 is a deficient number, since it is larger than the sum of its proper divisors (301613500).

402151324 is a wasteful number, since it uses less digits than its factorization.

402151324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100537835 (or 100537833 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 402151324 is about 20053.7109782703. The cubic root of 402151324 is about 738.1248628952.

The spelling of 402151324 in words is "four hundred two million, one hundred fifty-one thousand, three hundred twenty-four".