916979000 has 128 divisors (see below), whose sum is σ = 2478453120. Its totient is φ = 311040000.

The previous prime is 916978961. The next prime is 916979033. The reversal of 916979000 is 979619.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 706352 + ... + 707648.

It is an arithmetic number, because the mean of its divisors is an integer number (19362915).

Almost surely, 2^916979000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 916979000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1239226560).

916979000 is an abundant number, since it is smaller than the sum of its proper divisors (1561474120).

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

916979000 is a wasteful number, since it uses less digits than its factorization.

916979000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1426 (or 1412 counting only the distinct ones).

The product of its (nonzero) digits is 30618, while the sum is 41.

The square root of 916979000 is about 30281.6611169203. The cubic root of 916979000 is about 971.5230969561.

The spelling of 916979000 in words is "nine hundred sixteen million, nine hundred seventy-nine thousand".