23286402 has 24 divisors (see below), whose sum is σ = 50977836. Its totient is φ = 7681536.

The previous prime is 23286359. The next prime is 23286409. The reversal of 23286402 is 20468232.

It can be written as a sum of positive squares in 2 ways, for example, as 22838841 + 447561 = 4779^2 + 669^2 .

23286402 is a modest number, since divided by 6402 gives 2328 as remainder.

It is not an unprimeable number, because it can be changed into a prime (23286409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4923 + ... + 8414.

Almost surely, 2^23286402 is an apocalyptic number.

23286402 is an abundant number, since it is smaller than the sum of its proper divisors (27691434).

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

23286402 is a wasteful number, since it uses less digits than its factorization.

23286402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13442 (or 13439 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 23286402 is about 4825.5986157160. The cubic root of 23286402 is about 285.5622510897.

The spelling of 23286402 in words is "twenty-three million, two hundred eighty-six thousand, four hundred two".