57479798 has 8 divisors (see below), whose sum is σ = 89192880. Its totient is φ = 27748840.

The previous prime is 57479791. The next prime is 57479801. The reversal of 57479798 is 89797475.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57479791) 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, 495458 + ... + 495573.

It is an arithmetic number, because the mean of its divisors is an integer number (11149110).

Almost surely, 2^57479798 is an apocalyptic number.

57479798 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

57479798 is a deficient number, since it is larger than the sum of its proper divisors (31713082).

57479798 is a wasteful number, since it uses less digits than its factorization.

57479798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 991062.

The product of its digits is 4445280, while the sum is 56.

The square root of 57479798 is about 7581.5432465956. The cubic root of 57479798 is about 385.9269238022.

The spelling of 57479798 in words is "fifty-seven million, four hundred seventy-nine thousand, seven hundred ninety-eight".