55773470 has 32 divisors (see below), whose sum is σ = 102278592. Its totient is φ = 21894912.

The previous prime is 55773469. The next prime is 55773479. The reversal of 55773470 is 7437755.

It is a super-2 number, since 2×55773470² = 6221359911681800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55773479) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178034 + ... + 178346.

It is an arithmetic number, because the mean of its divisors is an integer number (3196206).

Almost surely, 2^55773470 is an apocalyptic number.

55773470 is a deficient number, since it is larger than the sum of its proper divisors (46505122).

55773470 is a wasteful number, since it uses less digits than its factorization.

55773470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596.

The product of its (nonzero) digits is 102900, while the sum is 38.

The square root of 55773470 is about 7468.1637636035. The cubic root of 55773470 is about 382.0696628341.

The spelling of 55773470 in words is "fifty-five million, seven hundred seventy-three thousand, four hundred seventy".