56146461 has 16 divisors (see below), whose sum is σ = 90589824. Its totient is φ = 30196224.

The previous prime is 56146459. The next prime is 56146477. The reversal of 56146461 is 16464165.

It is a happy number.

It is not a de Polignac number, because 56146461 - 2¹ = 56146459 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56146411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78280 + ... + 78993.

It is an arithmetic number, because the mean of its divisors is an integer number (5661864).

Almost surely, 2^56146461 is an apocalyptic number.

56146461 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

56146461 is a deficient number, since it is larger than the sum of its proper divisors (34443363).

56146461 is a wasteful number, since it uses less digits than its factorization.

56146461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157300.

The product of its digits is 17280, while the sum is 33.

The square root of 56146461 is about 7493.0942206808. The cubic root of 56146461 is about 382.9194816956.

The spelling of 56146461 in words is "fifty-six million, one hundred forty-six thousand, four hundred sixty-one".