23749134 has 16 divisors (see below), whose sum is σ = 47637072. Its totient is φ = 7893248.

The previous prime is 23749091. The next prime is 23749139. The reversal of 23749134 is 43194732.

It is a junction number, because it is equal to n+sod(n) for n = 23749095 and 23749104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23749139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3489 + ... + 7724.

It is an arithmetic number, because the mean of its divisors is an integer number (2977317).

Almost surely, 2^23749134 is an apocalyptic number.

23749134 is an abundant number, since it is smaller than the sum of its proper divisors (23887938).

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

23749134 is a wasteful number, since it uses less digits than its factorization.

23749134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11571.

The product of its digits is 18144, while the sum is 33.

The square root of 23749134 is about 4873.3083218692. The cubic root of 23749134 is about 287.4413601891.

The spelling of 23749134 in words is "twenty-three million, seven hundred forty-nine thousand, one hundred thirty-four".