55436970 has 32 divisors (see below), whose sum is σ = 135883008. Its totient is φ = 14468288.

The previous prime is 55436957. The next prime is 55436977. The reversal of 55436970 is 7963455.

It is not an unprimeable number, because it can be changed into a prime (55436977) 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, 18249 + ... + 21068.

It is an arithmetic number, because the mean of its divisors is an integer number (4246344).

Almost surely, 2^55436970 is an apocalyptic number.

55436970 is an abundant number, since it is smaller than the sum of its proper divisors (80446038).

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

55436970 is a wasteful number, since it uses less digits than its factorization.

55436970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39374.

The product of its (nonzero) digits is 113400, while the sum is 39.

The square root of 55436970 is about 7445.6007145159. The cubic root of 55436970 is about 381.2997276352.

The spelling of 55436970 in words is "fifty-five million, four hundred thirty-six thousand, nine hundred seventy".