900471066 has 64 divisors (see below), whose sum is σ = 2073530880. Its totient is φ = 257826240.

The previous prime is 900471053. The next prime is 900471071. The reversal of 900471066 is 660174009.

It is a happy number.

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

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, 655156 + ... + 656528.

It is an arithmetic number, because the mean of its divisors is an integer number (32398920).

Almost surely, 2^900471066 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 900471066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1036765440).

900471066 is an abundant number, since it is smaller than the sum of its proper divisors (1173059814).

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

900471066 is a wasteful number, since it uses less digits than its factorization.

900471066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1931.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 900471066 is about 30007.8500729392. The cubic root of 900471066 is about 965.6578030854.

The spelling of 900471066 in words is "nine hundred million, four hundred seventy-one thousand, sixty-six".