415428816 has 60 divisors (see below), whose sum is σ = 1179639776. Its totient is φ = 125885760.

The previous prime is 415428763. The next prime is 415428821. The reversal of 415428816 is 618824514.

It is a super-2 number, since 2×415428816² = 345162202326323712, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29956 + ... + 41571.

Almost surely, 2^415428816 is an apocalyptic number.

It is an amenable number.

415428816 is an abundant number, since it is smaller than the sum of its proper divisors (764210960).

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

415428816 is a wasteful number, since it uses less digits than its factorization.

415428816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71560 (or 71543 counting only the distinct ones).

The product of its digits is 61440, while the sum is 39.

The square root of 415428816 is about 20382.0709448280. The cubic root of 415428816 is about 746.1604161154.

The spelling of 415428816 in words is "four hundred fifteen million, four hundred twenty-eight thousand, eight hundred sixteen".