55976212 has 6 divisors (see below), whose sum is σ = 97958378. Its totient is φ = 27988104.

The previous prime is 55976203. The next prime is 55976233. The reversal of 55976212 is 21267955.

It can be written as a sum of positive squares in only one way, i.e., 53523856 + 2452356 = 7316^2 + 1566^2 .

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, 6997023 + ... + 6997030.

Almost surely, 2^55976212 is an apocalyptic number.

It is an amenable number.

55976212 is a deficient number, since it is larger than the sum of its proper divisors (41982166).

55976212 is a wasteful number, since it uses less digits than its factorization.

55976212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13994057 (or 13994055 counting only the distinct ones).

The product of its digits is 37800, while the sum is 37.

The square root of 55976212 is about 7481.7252021175. The cubic root of 55976212 is about 382.5320564929.

The spelling of 55976212 in words is "fifty-five million, nine hundred seventy-six thousand, two hundred twelve".