978650416 has 40 divisors (see below), whose sum is σ = 1943558144. Its totient is φ = 477126720.

The previous prime is 978650401. The next prime is 978650467. The reversal of 978650416 is 614056879.

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, 664561 + ... + 666031.

Almost surely, 2^978650416 is an apocalyptic number.

It is an amenable number.

978650416 is a deficient number, since it is larger than the sum of its proper divisors (964907728).

978650416 is a wasteful number, since it uses less digits than its factorization.

978650416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2489 (or 2483 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 978650416 is about 31283.3888189883. The cubic root of 978650416 is about 992.8322176495.

The spelling of 978650416 in words is "nine hundred seventy-eight million, six hundred fifty thousand, four hundred sixteen".