978976470 has 16 divisors (see below), whose sum is σ = 2349543600. Its totient is φ = 261060384.

The previous prime is 978976469. The next prime is 978976499. The reversal of 978976470 is 74679879.

It is a self number, because there is not a number n which added to its sum of digits gives 978976470.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16316245 + ... + 16316304.

It is an arithmetic number, because the mean of its divisors is an integer number (146846475).

Almost surely, 2^978976470 is an apocalyptic number.

978976470 is an abundant number, since it is smaller than the sum of its proper divisors (1370567130).

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

978976470 is a wasteful number, since it uses less digits than its factorization.

978976470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32632559.

The product of its (nonzero) digits is 5334336, while the sum is 57.

The square root of 978976470 is about 31288.5996810340. The cubic root of 978976470 is about 992.9424650428.

The spelling of 978976470 in words is "nine hundred seventy-eight million, nine hundred seventy-six thousand, four hundred seventy".