55303850 has 36 divisors (see below), whose sum is σ = 119664774. Its totient is φ = 18960480.

The previous prime is 55303849. The next prime is 55303861. The reversal of 55303850 is 5830355.

It can be written as a sum of positive squares in 3 ways, for example, as 26327161 + 28976689 = 5131^2 + 5383^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 8837 + ... + 13736.

Almost surely, 2^55303850 is an apocalyptic number.

55303850 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55303850 is an abundant number, since it is smaller than the sum of its proper divisors (64360924).

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

55303850 is a wasteful number, since it uses less digits than its factorization.

55303850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22599 (or 22587 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 55303850 is about 7436.6558344460. The cubic root of 55303850 is about 380.9942798286.

The spelling of 55303850 in words is "fifty-five million, three hundred three thousand, eight hundred fifty".