900477 has 10 divisors (see below), whose sum is σ = 1345278. Its totient is φ = 600264.

The previous prime is 900461. The next prime is 900481. The reversal of 900477 is 774009.

It can be written as a sum of positive squares in only one way, i.e., 599076 + 301401 = 774^2 + 549^2 .

It is not a de Polignac number, because 900477 - 2⁴ = 900461 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 900477.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 900477.

It is not an unprimeable number, because it can be changed into a prime (900577) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 5478 + ... + 5639.

2⁹⁰⁰⁴⁷⁷ is an apocalyptic number.

It is an amenable number.

900477 is a deficient number, since it is larger than the sum of its proper divisors (444801).

900477 is a wasteful number, since it uses less digits than its factorization.

900477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11129 (or 11120 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 27.

The square root of 900477 is about 948.9346658227. The cubic root of 900477 is about 96.5659924272.

The spelling of 900477 in words is "nine hundred thousand, four hundred seventy-seven".