852923840 has 28 divisors (see below), whose sum is σ = 2031025656. Its totient is φ = 341169408.

The previous prime is 852923831. The next prime is 852923867. The reversal of 852923840 is 48329258.

It is a congruent number.

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, 1332374 + ... + 1333013.

Almost surely, 2^852923840 is an apocalyptic number.

852923840 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

852923840 is an abundant number, since it is smaller than the sum of its proper divisors (1178101816).

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

852923840 is a wasteful number, since it uses less digits than its factorization.

852923840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2665404 (or 2665394 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 852923840 is about 29204.8598695491. The cubic root of 852923840 is about 948.3531356618.

The spelling of 852923840 in words is "eight hundred fifty-two million, nine hundred twenty-three thousand, eight hundred forty".