1040664498 has 8 divisors (see below), whose sum is σ = 2081329008. Its totient is φ = 346888164.

The previous prime is 1040664497. The next prime is 1040664563. The reversal of 1040664498 is 8944660401.

It is a sphenic number, since it is the product of 3 distinct primes.

1040664498 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1040664491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86722036 + ... + 86722047.

It is an arithmetic number, because the mean of its divisors is an integer number (260166126).

Almost surely, 2^1040664498 is an apocalyptic number.

1040664498 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1040664498 is a wasteful number, since it uses less digits than its factorization.

1040664498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173444088.

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 1040664498 is about 32259.3319521654. The cubic root of 1040664498 is about 1013.3751406987.

The spelling of 1040664498 in words is "one billion, forty million, six hundred sixty-four thousand, four hundred ninety-eight".