23440552 has 16 divisors (see below), whose sum is σ = 46536660. Its totient is φ = 11030784.

The previous prime is 23440537. The next prime is 23440577. The reversal of 23440552 is 25504432.

It can be written as a sum of positive squares in 2 ways, for example, as 18714276 + 4726276 = 4326^2 + 2174^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86043 + ... + 86314.

Almost surely, 2^23440552 is an apocalyptic number.

It is an amenable number.

23440552 is a deficient number, since it is larger than the sum of its proper divisors (23096108).

23440552 is a wasteful number, since it uses less digits than its factorization.

23440552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172380 (or 172376 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 23440552 is about 4841.5443817030. The cubic root of 23440552 is about 286.1909820294.

Adding to 23440552 its reverse (25504432), we get a palindrome (48944984).

The spelling of 23440552 in words is "twenty-three million, four hundred forty thousand, five hundred fifty-two".