23535738 has 16 divisors (see below), whose sum is σ = 52301760. Its totient is φ = 7845228.

The previous prime is 23535731. The next prime is 23535751. The reversal of 23535738 is 83753532.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (23535731) 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, 217870 + ... + 217977.

It is an arithmetic number, because the mean of its divisors is an integer number (3268860).

Almost surely, 2^23535738 is an apocalyptic number.

23535738 is an abundant number, since it is smaller than the sum of its proper divisors (28766022).

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

23535738 is a wasteful number, since it uses less digits than its factorization.

23535738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435858 (or 435852 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 23535738 is about 4851.3645503095. The cubic root of 23535738 is about 286.5778412978.

The spelling of 23535738 in words is "twenty-three million, five hundred thirty-five thousand, seven hundred thirty-eight".