402000132 has 12 divisors (see below), whose sum is σ = 938000336. Its totient is φ = 134000040.

The previous prime is 402000127. The next prime is 402000161. The reversal of 402000132 is 231000204.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×402000132² = 323208212256034848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 33500011 = 402000132 / (4 + 0 + 2 + 0 + 0 + 0 + 1 + 3 + 2).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16749994 + ... + 16750017.

Almost surely, 2^402000132 is an apocalyptic number.

It is an amenable number.

402000132 is an abundant number, since it is smaller than the sum of its proper divisors (536000204).

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

402000132 is a wasteful number, since it uses less digits than its factorization.

402000132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33500018 (or 33500016 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 402000132 is about 20049.9409475440. The cubic root of 402000132 is about 738.0323499895.

Adding to 402000132 its reverse (231000204), we get a palindrome (633000336).

The spelling of 402000132 in words is "four hundred two million, one hundred thirty-two", and thus it is an aban number.