55689350 has 12 divisors (see below), whose sum is σ = 103582284. Its totient is φ = 22275720.

The previous prime is 55689341. The next prime is 55689421. The reversal of 55689350 is 5398655.

It is a junction number, because it is equal to n+sod(n) for n = 55689298 and 55689307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 556844 + ... + 556943.

It is an arithmetic number, because the mean of its divisors is an integer number (8631857).

Almost surely, 2^55689350 is an apocalyptic number.

55689350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55689350 is a deficient number, since it is larger than the sum of its proper divisors (47892934).

55689350 is a wasteful number, since it uses less digits than its factorization.

55689350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1113799 (or 1113794 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 41.

The square root of 55689350 is about 7462.5297319341. The cubic root of 55689350 is about 381.8774814275.

The spelling of 55689350 in words is "fifty-five million, six hundred eighty-nine thousand, three hundred fifty".