23443974 has 12 divisors (see below), whose sum is σ = 50795316. Its totient is φ = 7814652.

The previous prime is 23443963. The next prime is 23443993. The reversal of 23443974 is 47934432.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 651204 + ... + 651239.

It is an arithmetic number, because the mean of its divisors is an integer number (4232943).

Almost surely, 2^23443974 is an apocalyptic number.

23443974 is an abundant number, since it is smaller than the sum of its proper divisors (27351342).

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

23443974 is a wasteful number, since it uses less digits than its factorization.

23443974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1302451 (or 1302448 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 23443974 is about 4841.8977684375. The cubic root of 23443974 is about 286.2049080081.

It can be divided in two parts, 234 and 43974, that multiplied together give a triangular number (10289916 = T₄₅₃₆).

The spelling of 23443974 in words is "twenty-three million, four hundred forty-three thousand, nine hundred seventy-four".