900470670 has 64 divisors (see below), whose sum is σ = 2366530560. Its totient is φ = 217468800.

The previous prime is 900470633. The next prime is 900470699. The reversal of 900470670 is 76074009.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 84396 + ... + 94464.

It is an arithmetic number, because the mean of its divisors is an integer number (36977040).

Almost surely, 2^900470670 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 900470670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1183265280).

900470670 is an abundant number, since it is smaller than the sum of its proper divisors (1466059890).

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

900470670 is a wasteful number, since it uses less digits than its factorization.

900470670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10361.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 900470670 is about 30007.8434746651. The cubic root of 900470670 is about 965.6576615297.

Adding to 900470670 its sum of digits (33), we get a triangular number (900470703 = T₄₂₄₃₇).

The spelling of 900470670 in words is "nine hundred million, four hundred seventy thousand, six hundred seventy".