23534738 has 16 divisors (see below), whose sum is σ = 37145304. Its totient is φ = 11168640.

The previous prime is 23534737. The next prime is 23534743. The reversal of 23534738 is 83743532.

It can be written as a sum of positive squares in 4 ways, for example, as 21836929 + 1697809 = 4673^2 + 1303^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23534698 and 23534707.

It is not an unprimeable number, because it can be changed into a prime (23534737) 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, 845 + ... + 6912.

Almost surely, 2^23534738 is an apocalyptic number.

23534738 is a deficient number, since it is larger than the sum of its proper divisors (13610566).

23534738 is a wasteful number, since it uses less digits than its factorization.

23534738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7837.

The product of its digits is 60480, while the sum is 35.

The square root of 23534738 is about 4851.2614854283. The cubic root of 23534738 is about 286.5737824788.

The spelling of 23534738 in words is "twenty-three million, five hundred thirty-four thousand, seven hundred thirty-eight".