402132092 has 24 divisors (see below), whose sum is σ = 738460800. Its totient is φ = 191241776.

The previous prime is 402132091. The next prime is 402132103. The reversal of 402132092 is 290231204.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402132091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4259 + ... + 28677.

It is an arithmetic number, because the mean of its divisors is an integer number (30769200).

Almost surely, 2^402132092 is an apocalyptic number.

It is an amenable number.

402132092 is a deficient number, since it is larger than the sum of its proper divisors (336328708).

402132092 is a wasteful number, since it uses less digits than its factorization.

402132092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24625 (or 24623 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 402132092 is about 20053.2314602909. The cubic root of 402132092 is about 738.1130963099.

Adding to 402132092 its reverse (290231204), we get a palindrome (692363296).

The spelling of 402132092 in words is "four hundred two million, one hundred thirty-two thousand, ninety-two".