12477952 has 20 divisors (see below), whose sum is σ = 24932556. Its totient is φ = 6238720.

The previous prime is 12477931. The next prime is 12477961. The reversal of 12477952 is 25977421.

It is a super-2 number, since 2×12477952² = 311398572228608, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11674 + ... + 12697.

Almost surely, 2^12477952 is an apocalyptic number.

It is an amenable number.

12477952 is a deficient number, since it is larger than the sum of its proper divisors (12454604).

12477952 is an frugal number, since it uses more digits than its factorization.

12477952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24389 (or 24373 counting only the distinct ones).

The product of its digits is 35280, while the sum is 37.

The square root of 12477952 is about 3532.4144717176. The cubic root of 12477952 is about 231.9429110423.

The spelling of 12477952 in words is "twelve million, four hundred seventy-seven thousand, nine hundred fifty-two".