55501750 has 16 divisors (see below), whose sum is σ = 103899744. Its totient is φ = 22200600.

The previous prime is 55501729. The next prime is 55501757. The reversal of 55501750 is 5710555.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55501757) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110754 + ... + 111253.

It is an arithmetic number, because the mean of its divisors is an integer number (6493734).

Almost surely, 2^55501750 is an apocalyptic number.

55501750 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55501750 is a deficient number, since it is larger than the sum of its proper divisors (48397994).

55501750 is a wasteful number, since it uses less digits than its factorization.

55501750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222024 (or 222014 counting only the distinct ones).

The product of its (nonzero) digits is 4375, while the sum is 28.

The square root of 55501750 is about 7449.9496642595. The cubic root of 55501750 is about 381.4481904236.

The spelling of 55501750 in words is "fifty-five million, five hundred one thousand, seven hundred fifty".