402274532 has 48 divisors (see below), whose sum is σ = 780122112. Its totient is φ = 179988480.

The previous prime is 402274513. The next prime is 402274583. The reversal of 402274532 is 235472204.

It is a junction number, because it is equal to n+sod(n) for n = 402274495 and 402274504.

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 15 ways as a sum of consecutive naturals, for example, 1078298 + ... + 1078670.

It is an arithmetic number, because the mean of its divisors is an integer number (16252544).

Almost surely, 2^402274532 is an apocalyptic number.

It is an amenable number.

402274532 is a deficient number, since it is larger than the sum of its proper divisors (377847580).

402274532 is a wasteful number, since it uses less digits than its factorization.

402274532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708 (or 706 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 402274532 is about 20056.7826931440. The cubic root of 402274532 is about 738.2002355198.

The spelling of 402274532 in words is "four hundred two million, two hundred seventy-four thousand, five hundred thirty-two".