56461766 has 8 divisors (see below), whose sum is σ = 85005984. Its totient is φ = 28126440.

The previous prime is 56461763. The next prime is 56461789. The reversal of 56461766 is 66716465.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56461763) 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, 51545 + ... + 52628.

It is an arithmetic number, because the mean of its divisors is an integer number (10625748).

Almost surely, 2^56461766 is an apocalyptic number.

56461766 is a deficient number, since it is larger than the sum of its proper divisors (28544218).

56461766 is a wasteful number, since it uses less digits than its factorization.

56461766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104446.

The product of its digits is 181440, while the sum is 41.

The square root of 56461766 is about 7514.1044709267. The cubic root of 56461766 is about 383.6349386073.

The spelling of 56461766 in words is "fifty-six million, four hundred sixty-one thousand, seven hundred sixty-six".