55250252 has 24 divisors (see below), whose sum is σ = 102102000. Its totient is φ = 26087616.

The previous prime is 55250231. The next prime is 55250281. The reversal of 55250252 is 25205255.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27374 + ... + 29322.

It is an arithmetic number, because the mean of its divisors is an integer number (4254250).

Almost surely, 2^55250252 is an apocalyptic number.

It is an amenable number.

55250252 is a deficient number, since it is larger than the sum of its proper divisors (46851748).

55250252 is a wasteful number, since it uses less digits than its factorization.

55250252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2345 (or 2343 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 26.

The square root of 55250252 is about 7433.0513249943. The cubic root of 55250252 is about 380.8711592149.

The spelling of 55250252 in words is "fifty-five million, two hundred fifty thousand, two hundred fifty-two".