978867676 has 6 divisors (see below), whose sum is σ = 1713018440. Its totient is φ = 489433836.

The previous prime is 978867623. The next prime is 978867719. The reversal of 978867676 is 676768879.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122358456 + ... + 122358463.

Almost surely, 2^978867676 is an apocalyptic number.

It is an amenable number.

978867676 is a deficient number, since it is larger than the sum of its proper divisors (734150764).

978867676 is a wasteful number, since it uses less digits than its factorization.

978867676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244716923 (or 244716921 counting only the distinct ones).

The product of its digits is 42674688, while the sum is 64.

The square root of 978867676 is about 31286.8610761770. The cubic root of 978867676 is about 992.9056816648.

The spelling of 978867676 in words is "nine hundred seventy-eight million, eight hundred sixty-seven thousand, six hundred seventy-six".