55951750 has 32 divisors (see below), whose sum is σ = 106104960. Its totient is φ = 22089600.

The previous prime is 55951747. The next prime is 55951769. The reversal of 55951750 is 5715955.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18334 + ... + 21166.

It is an arithmetic number, because the mean of its divisors is an integer number (3315780).

Almost surely, 2^55951750 is an apocalyptic number.

55951750 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55951750 is a deficient number, since it is larger than the sum of its proper divisors (50153210).

55951750 is a wasteful number, since it uses less digits than its factorization.

55951750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2929 (or 2919 counting only the distinct ones).

The product of its (nonzero) digits is 39375, while the sum is 37.

The square root of 55951750 is about 7480.0902400974. The cubic root of 55951750 is about 382.4763253036.

The spelling of 55951750 in words is "fifty-five million, nine hundred fifty-one thousand, seven hundred fifty".