56040658 has 8 divisors (see below), whose sum is σ = 84893580. Its totient is φ = 27742800.

The previous prime is 56040641. The next prime is 56040659. The reversal of 56040658 is 85604065.

It can be written as a sum of positive squares in 2 ways, for example, as 55995289 + 45369 = 7483^2 + 213^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (56040659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138513 + ... + 138916.

Almost surely, 2^56040658 is an apocalyptic number.

56040658 is a deficient number, since it is larger than the sum of its proper divisors (28852922).

56040658 is a wasteful number, since it uses less digits than its factorization.

56040658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277532.

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 56040658 is about 7486.0308575373. The cubic root of 56040658 is about 382.6788045794.

The spelling of 56040658 in words is "fifty-six million, forty thousand, six hundred fifty-eight".