56772419 has 4 divisors (see below), whose sum is σ = 61933560. Its totient is φ = 51611280.

The previous prime is 56772379. The next prime is 56772431. The reversal of 56772419 is 91427765.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56772419 is a prime.

It is a super-2 number, since 2×56772419² = 6446215118223122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56772449) 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, 2580554 + ... + 2580575.

It is an arithmetic number, because the mean of its divisors is an integer number (15483390).

Almost surely, 2^56772419 is an apocalyptic number.

56772419 is a deficient number, since it is larger than the sum of its proper divisors (5161141).

56772419 is a wasteful number, since it uses less digits than its factorization.

56772419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5161140.

The product of its digits is 105840, while the sum is 41.

The square root of 56772419 is about 7534.7474410228. The cubic root of 56772419 is about 384.3372394571.

The spelling of 56772419 in words is "fifty-six million, seven hundred seventy-two thousand, four hundred nineteen".