55860435 has 20 divisors (see below), whose sum is σ = 100135728. Its totient is φ = 29792016.

The previous prime is 55860421. The next prime is 55860439. The reversal of 55860435 is 53406855.

55860435 is a `hidden beast` number, since 558 + 60 + 43 + 5 = 666.

It is not a de Polignac number, because 55860435 - 2⁸ = 55860179 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55860435.

It is not an unprimeable number, because it can be changed into a prime (55860439) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 68559 + ... + 69368.

Almost surely, 2^55860435 is an apocalyptic number.

55860435 is a deficient number, since it is larger than the sum of its proper divisors (44275293).

55860435 is a wasteful number, since it uses less digits than its factorization.

55860435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137944 (or 137935 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 55860435 is about 7473.9838774244. The cubic root of 55860435 is about 382.2681409132.

The spelling of 55860435 in words is "fifty-five million, eight hundred sixty thousand, four hundred thirty-five".