900774 has 32 divisors (see below), whose sum is σ = 2288640. Its totient is φ = 257256.

The previous prime is 900773. The next prime is 900797. The reversal of 900774 is 477009.

It is a super-2 number, since 2×900774² = 1622787598152, which contains 22 as substring.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (900773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 814 + ... + 1569.

It is an arithmetic number, because the mean of its divisors is an integer number (71520).

2⁹⁰⁰⁷⁷⁴ is an apocalyptic number.

900774 is an abundant number, since it is smaller than the sum of its proper divisors (1387866).

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

900774 is a wasteful number, since it uses less digits than its factorization.

900774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2401 (or 2395 counting only the distinct ones).

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

The square root of 900774 is about 949.0911442006. The cubic root of 900774 is about 96.5766078925.

The spelling of 900774 in words is "nine hundred thousand, seven hundred seventy-four".