840980496 has 20 divisors (see below), whose sum is σ = 2172533072. Its totient is φ = 280326816.

The previous prime is 840980461. The next prime is 840980549. The reversal of 840980496 is 694089048.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 17520427 = 840980496 / (8 + 4 + 0 + 9 + 8 + 0 + 4 + 9 + 6).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8760166 + ... + 8760261.

Almost surely, 2^840980496 is an apocalyptic number.

It is an amenable number.

840980496 is an abundant number, since it is smaller than the sum of its proper divisors (1331552576).

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

840980496 is a wasteful number, since it uses less digits than its factorization.

840980496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17520438 (or 17520432 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 48.

The square root of 840980496 is about 28999.6637221882. The cubic root of 840980496 is about 943.9057707821.

The spelling of 840980496 in words is "eight hundred forty million, nine hundred eighty thousand, four hundred ninety-six".