407470220 has 12 divisors (see below), whose sum is σ = 855687504. Its totient is φ = 162988080.

The previous prime is 407470199. The next prime is 407470243. The reversal of 407470220 is 22074704.

It is a self number, because there is not a number n which added to its sum of digits gives 407470220.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10186736 + ... + 10186775.

It is an arithmetic number, because the mean of its divisors is an integer number (71307292).

Almost surely, 2^407470220 is an apocalyptic number.

It is an amenable number.

407470220 is an abundant number, since it is smaller than the sum of its proper divisors (448217284).

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

407470220 is a wasteful number, since it uses less digits than its factorization.

407470220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20373520 (or 20373518 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 26.

The square root of 407470220 is about 20185.8916077542. The cubic root of 407470220 is about 741.3647932501.

The spelling of 407470220 in words is "four hundred seven million, four hundred seventy thousand, two hundred twenty".