978959296 has 112 divisors (see below), whose sum is σ = 2294046720. Its totient is φ = 405780480.

The previous prime is 978959257. The next prime is 978959369. The reversal of 978959296 is 692959879.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×978959296² = 1916722606449631232, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4095945 + ... + 4096183.

It is an arithmetic number, because the mean of its divisors is an integer number (20482560).

Almost surely, 2^978959296 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 978959296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1147023360).

978959296 is an abundant number, since it is smaller than the sum of its proper divisors (1315087424).

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

978959296 is a wasteful number, since it uses less digits than its factorization.

978959296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522 (or 512 counting only the distinct ones).

The product of its digits is 22044960, while the sum is 64.

The square root of 978959296 is about 31288.3252348220. The cubic root of 978959296 is about 992.9366586745.

The spelling of 978959296 in words is "nine hundred seventy-eight million, nine hundred fifty-nine thousand, two hundred ninety-six".