853929747 has 12 divisors (see below), whose sum is σ = 1345586424. Its totient is φ = 517533120.

The previous prime is 853929731. The next prime is 853929767. The reversal of 853929747 is 747929358.

It is not a de Polignac number, because 853929747 - 2⁴ = 853929731 is a prime.

It is a super-2 number, since 2×853929747² = 1458392025622968018, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 853929693 and 853929702.

It is not an unprimeable number, because it can be changed into a prime (853929707) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4312678 + ... + 4312875.

It is an arithmetic number, because the mean of its divisors is an integer number (112132202).

Almost surely, 2^853929747 is an apocalyptic number.

853929747 is a deficient number, since it is larger than the sum of its proper divisors (491656677).

853929747 is a wasteful number, since it uses less digits than its factorization.

853929747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8625570 (or 8625567 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 54.

The square root of 853929747 is about 29222.0763635988. The cubic root of 853929747 is about 948.7258067956.

The spelling of 853929747 in words is "eight hundred fifty-three million, nine hundred twenty-nine thousand, seven hundred forty-seven".