55534385 has 16 divisors (see below), whose sum is σ = 67947984. Its totient is φ = 43564032.

The previous prime is 55534379. The next prime is 55534411. The reversal of 55534385 is 58343555.

It can be written as a sum of positive squares in 8 ways, for example, as 6071296 + 49463089 = 2464^2 + 7033^2 .

It is a cyclic number.

It is not a de Polignac number, because 55534385 - 2¹² = 55530289 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84719 + ... + 85371.

It is an arithmetic number, because the mean of its divisors is an integer number (4246749).

Almost surely, 2^55534385 is an apocalyptic number.

It is an amenable number.

55534385 is a deficient number, since it is larger than the sum of its proper divisors (12413599).

55534385 is a wasteful number, since it uses less digits than its factorization.

55534385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964.

The product of its digits is 180000, while the sum is 38.

The square root of 55534385 is about 7452.1396256377. The cubic root of 55534385 is about 381.5229395536.

The spelling of 55534385 in words is "fifty-five million, five hundred thirty-four thousand, three hundred eighty-five".