853276720 has 40 divisors (see below), whose sum is σ = 2003148576. Its totient is φ = 337993728.

The previous prime is 853276717. The next prime is 853276727. The reversal of 853276720 is 27672358.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (853276727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43537 + ... + 60016.

Almost surely, 2^853276720 is an apocalyptic number.

853276720 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

853276720 is an abundant number, since it is smaller than the sum of its proper divisors (1149871856).

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

853276720 is a wasteful number, since it uses less digits than its factorization.

853276720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103669 (or 103663 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 853276720 is about 29210.9007050450. The cubic root of 853276720 is about 948.4839049432.

The spelling of 853276720 in words is "eight hundred fifty-three million, two hundred seventy-six thousand, seven hundred twenty".