416721612 has 24 divisors (see below), whose sum is σ = 1029548016. Its totient is φ = 130736128.

The previous prime is 416721593. The next prime is 416721631. The reversal of 416721612 is 216127614.

It is an interprime number because it is at equal distance from previous prime (416721593) and next prime (416721631).

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 416721612.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1021173 + ... + 1021580.

It is an arithmetic number, because the mean of its divisors is an integer number (42897834).

Almost surely, 2^416721612 is an apocalyptic number.

It is an amenable number.

416721612 is an abundant number, since it is smaller than the sum of its proper divisors (612826404).

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

416721612 is a wasteful number, since it uses less digits than its factorization.

416721612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2042777 (or 2042775 counting only the distinct ones).

The product of its digits is 4032, while the sum is 30.

The square root of 416721612 is about 20413.7603591303. The cubic root of 416721612 is about 746.9336206202.

The spelling of 416721612 in words is "four hundred sixteen million, seven hundred twenty-one thousand, six hundred twelve".