23538734 has 24 divisors (see below), whose sum is σ = 37583064. Its totient is φ = 11048400.

The previous prime is 23538733. The next prime is 23538737. The reversal of 23538734 is 43783532.

Its product of digits (60480) is a multiple of the sum of its prime factors (432).

It is a junction number, because it is equal to n+sod(n) for n = 23538694 and 23538703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23538733) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 70949 + ... + 71279.

It is an arithmetic number, because the mean of its divisors is an integer number (1565961).

Almost surely, 2^23538734 is an apocalyptic number.

23538734 is a deficient number, since it is larger than the sum of its proper divisors (14044330).

23538734 is a wasteful number, since it uses less digits than its factorization.

23538734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432 (or 401 counting only the distinct ones).

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

The square root of 23538734 is about 4851.6733195878. The cubic root of 23538734 is about 286.5900008312.

The spelling of 23538734 in words is "twenty-three million, five hundred thirty-eight thousand, seven hundred thirty-four".