909974 has 16 divisors (see below), whose sum is σ = 1518720. Its totient is φ = 406080.

The previous prime is 909973. The next prime is 909977. The reversal of 909974 is 479909.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (909971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242 + ... + 1370.

It is an arithmetic number, because the mean of its divisors is an integer number (94920).

2⁹⁰⁹⁹⁷⁴ is an apocalyptic number.

909974 is a deficient number, since it is larger than the sum of its proper divisors (608746).

909974 is a wasteful number, since it uses less digits than its factorization.

909974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1175.

The product of its (nonzero) digits is 20412, while the sum is 38.

The square root of 909974 is about 953.9255736167. The cubic root of 909974 is about 96.9042879188.

The spelling of 909974 in words is "nine hundred nine thousand, nine hundred seventy-four".