23051552 has 12 divisors (see below), whose sum is σ = 45382806. Its totient is φ = 11525760.

The previous prime is 23051527. The next prime is 23051603. The reversal of 23051552 is 25515032.

It can be written as a sum of positive squares in only one way, i.e., 17272336 + 5779216 = 4156^2 + 2404^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 360149 + ... + 360212.

Almost surely, 2^23051552 is an apocalyptic number.

It is an amenable number.

23051552 is a deficient number, since it is larger than the sum of its proper divisors (22331254).

23051552 is an equidigital number, since it uses as much as digits as its factorization.

23051552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720371 (or 720363 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 23051552 is about 4801.2031825366. The cubic root of 23051552 is about 284.5990133941.

Adding to 23051552 its reverse (25515032), we get a palindrome (48566584).

The spelling of 23051552 in words is "twenty-three million, fifty-one thousand, five hundred fifty-two".