55979350 has 96 divisors (see below), whose sum is σ = 125991936. Its totient is φ = 18105600.

The previous prime is 55979333. The next prime is 55979359. The reversal of 55979350 is 5397955.

It is a junction number, because it is equal to n+sod(n) for n = 55979297 and 55979306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55979359) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 674409 + ... + 674491.

It is an arithmetic number, because the mean of its divisors is an integer number (1312416).

Almost surely, 2^55979350 is an apocalyptic number.

55979350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55979350 is an abundant number, since it is smaller than the sum of its proper divisors (70012586).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55979350 is a wasteful number, since it uses less digits than its factorization.

55979350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190 (or 185 counting only the distinct ones).

The product of its (nonzero) digits is 212625, while the sum is 43.

The square root of 55979350 is about 7481.9349101686. The cubic root of 55979350 is about 382.5392045481.

The spelling of 55979350 in words is "fifty-five million, nine hundred seventy-nine thousand, three hundred fifty".