853309488 has 40 divisors (see below), whose sum is σ = 2205549808. Its totient is φ = 284285952.

The previous prime is 853309459. The next prime is 853309493. The reversal of 853309488 is 884903358.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 122220 + ... + 129012.

Almost surely, 2^853309488 is an apocalyptic number.

It is an amenable number.

853309488 is an abundant number, since it is smaller than the sum of its proper divisors (1352240320).

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

853309488 is a wasteful number, since it uses less digits than its factorization.

853309488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9421 (or 9415 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 48.

The square root of 853309488 is about 29211.4615861651. The cubic root of 853309488 is about 948.4960461873.

The spelling of 853309488 in words is "eight hundred fifty-three million, three hundred nine thousand, four hundred eighty-eight".