978435496 has 32 divisors (see below), whose sum is σ = 1847073600. Its totient is φ = 485896320.

The previous prime is 978435449. The next prime is 978435529. The reversal of 978435496 is 694534879.

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, 948501 + ... + 949531.

It is an arithmetic number, because the mean of its divisors is an integer number (57721050).

Almost surely, 2^978435496 is an apocalyptic number.

It is an amenable number.

978435496 is a deficient number, since it is larger than the sum of its proper divisors (868638104).

978435496 is a wasteful number, since it uses less digits than its factorization.

978435496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1729 (or 1725 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 55.

The square root of 978435496 is about 31279.9535805282. The cubic root of 978435496 is about 992.7595341803.

The spelling of 978435496 in words is "nine hundred seventy-eight million, four hundred thirty-five thousand, four hundred ninety-six".