56166461 has 8 divisors (see below), whose sum is σ = 60666144. Its totient is φ = 51692400.

The previous prime is 56166449. The next prime is 56166463. The reversal of 56166461 is 16466165.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56166461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56166463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1715 + ... + 10736.

It is an arithmetic number, because the mean of its divisors is an integer number (7583268).

Almost surely, 2^56166461 is an apocalyptic number.

It is an amenable number.

56166461 is a deficient number, since it is larger than the sum of its proper divisors (4499683).

56166461 is a wasteful number, since it uses less digits than its factorization.

56166461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12811.

The product of its digits is 25920, while the sum is 35.

The square root of 56166461 is about 7494.4286640144. The cubic root of 56166461 is about 382.9649430381.

The spelling of 56166461 in words is "fifty-six million, one hundred sixty-six thousand, four hundred sixty-one".