415479492 has 18 divisors (see below), whose sum is σ = 1050239918. Its totient is φ = 138493152.

The previous prime is 415479487. The next prime is 415479499. The reversal of 415479492 is 294974514.

415479492 is a `hidden beast` number, since 4 + 154 + 7 + 9 + 492 = 666.

It can be written as a sum of positive squares in only one way, i.e., 415181376 + 298116 = 20376^2 + 546^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (415479499) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5770513 + ... + 5770584.

Almost surely, 2^415479492 is an apocalyptic number.

It is an amenable number.

415479492 is an abundant number, since it is smaller than the sum of its proper divisors (634760426).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

415479492 is a wasteful number, since it uses less digits than its factorization.

415479492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11541107 (or 11541102 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 415479492 is about 20383.3140583174. The cubic root of 415479492 is about 746.1907549576.

The spelling of 415479492 in words is "four hundred fifteen million, four hundred seventy-nine thousand, four hundred ninety-two".