479547418 has 12 divisors (see below), whose sum is σ = 836761482. Its totient is φ = 205520280.

The previous prime is 479547371. The next prime is 479547421. The reversal of 479547418 is 814745974.

It can be written as a sum of positive squares in only one way, i.e., 336098889 + 143448529 = 18333^2 + 11977^2 .

It is a super-2 number, since 2×479547418² = 459931452220933448, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2446573 + ... + 2446768.

Almost surely, 2^479547418 is an apocalyptic number.

479547418 is a deficient number, since it is larger than the sum of its proper divisors (357214064).

479547418 is a wasteful number, since it uses less digits than its factorization.

479547418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4893357 (or 4893350 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 49.

The square root of 479547418 is about 21898.5711406018. The cubic root of 479547418 is about 782.7273677084.

The spelling of 479547418 in words is "four hundred seventy-nine million, five hundred forty-seven thousand, four hundred eighteen".