56398279 has 8 divisors (see below), whose sum is σ = 64598688. Its totient is φ = 48233760.

The previous prime is 56398259. The next prime is 56398283. The reversal of 56398279 is 97289365.

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

It is a cyclic number.

It is not a de Polignac number, because 56398279 - 2⁹ = 56397767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56398229) 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, 5512 + ... + 11965.

It is an arithmetic number, because the mean of its divisors is an integer number (8074836).

Almost surely, 2^56398279 is an apocalyptic number.

56398279 is a deficient number, since it is larger than the sum of its proper divisors (8200409).

56398279 is a wasteful number, since it uses less digits than its factorization.

56398279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17945.

The product of its digits is 816480, while the sum is 49.

The square root of 56398279 is about 7509.8787606725. The cubic root of 56398279 is about 383.4910951562.

The spelling of 56398279 in words is "fifty-six million, three hundred ninety-eight thousand, two hundred seventy-nine".