23532394 has 16 divisors (see below), whose sum is σ = 36045576. Its totient is φ = 11520000.

The previous prime is 23532367. The next prime is 23532413. The reversal of 23532394 is 49323532.

It can be written as a sum of positive squares in 4 ways, for example, as 18173169 + 5359225 = 4263^2 + 2315^2 .

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 7 ways as a sum of consecutive naturals, for example, 18994 + ... + 20194.

Almost surely, 2^23532394 is an apocalyptic number.

23532394 is a deficient number, since it is larger than the sum of its proper divisors (12513182).

23532394 is a wasteful number, since it uses less digits than its factorization.

23532394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1401.

The product of its digits is 19440, while the sum is 31.

The square root of 23532394 is about 4851.0198927648. The cubic root of 23532394 is about 286.5642681565.

The spelling of 23532394 in words is "twenty-three million, five hundred thirty-two thousand, three hundred ninety-four".