55023950 has 24 divisors (see below), whose sum is σ = 102750120. Its totient is φ = 21922400.

The previous prime is 55023949. The next prime is 55023953. The reversal of 55023950 is 5932055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55023953) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11405 + ... + 15495.

It is an arithmetic number, because the mean of its divisors is an integer number (4281255).

Almost surely, 2^55023950 is an apocalyptic number.

55023950 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55023950 is a deficient number, since it is larger than the sum of its proper divisors (47726170).

55023950 is a wasteful number, since it uses less digits than its factorization.

55023950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4372 (or 4367 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 29.

The square root of 55023950 is about 7417.8130200215. The cubic root of 55023950 is about 380.3504384968.

The spelling of 55023950 in words is "fifty-five million, twenty-three thousand, nine hundred fifty".