23749494 has 16 divisors (see below), whose sum is σ = 47554032. Its totient is φ = 7907328.

The previous prime is 23749483. The next prime is 23749499. The reversal of 23749494 is 49494732.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23749499) 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, 5202 + ... + 8634.

It is an arithmetic number, because the mean of its divisors is an integer number (2972127).

Almost surely, 2^23749494 is an apocalyptic number.

23749494 is an abundant number, since it is smaller than the sum of its proper divisors (23804538).

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

23749494 is a wasteful number, since it uses less digits than its factorization.

23749494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4591.

The product of its digits is 217728, while the sum is 42.

The square root of 23749494 is about 4873.3452576234. The cubic root of 23749494 is about 287.4428125700.

The spelling of 23749494 in words is "twenty-three million, seven hundred forty-nine thousand, four hundred ninety-four".