479149515 has 48 divisors (see below), whose sum is σ = 898174368. Its totient is φ = 234897408.

The previous prime is 479149487. The next prime is 479149523. The reversal of 479149515 is 515941974.

479149515 is a `hidden beast` number, since 4 + 7 + 91 + 49 + 515 = 666.

It is not a de Polignac number, because 479149515 - 2⁵ = 479149483 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 148752 + ... + 151938.

It is an arithmetic number, because the mean of its divisors is an integer number (18711966).

Almost surely, 2^479149515 is an apocalyptic number.

479149515 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

479149515 is a deficient number, since it is larger than the sum of its proper divisors (419024853).

479149515 is a wasteful number, since it uses less digits than its factorization.

479149515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3468 (or 3465 counting only the distinct ones).

The product of its digits is 226800, while the sum is 45.

The square root of 479149515 is about 21889.4841190924. The cubic root of 479149515 is about 782.5108192593.

The spelling of 479149515 in words is "four hundred seventy-nine million, one hundred forty-nine thousand, five hundred fifteen".