853902534 has 16 divisors (see below), whose sum is σ = 1721253888. Its totient is φ = 282392712.

The previous prime is 853902527. The next prime is 853902551. The reversal of 853902534 is 435209358.

It is a junction number, because it is equal to n+sod(n) for n = 853902492 and 853902501.

It is a congruent number.

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, 559542 + ... + 561065.

It is an arithmetic number, because the mean of its divisors is an integer number (107578368).

Almost surely, 2^853902534 is an apocalyptic number.

853902534 is an abundant number, since it is smaller than the sum of its proper divisors (867351354).

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

853902534 is a wasteful number, since it uses less digits than its factorization.

853902534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120739.

The product of its (nonzero) digits is 129600, while the sum is 39.

The square root of 853902534 is about 29221.6107358920. The cubic root of 853902534 is about 948.7157287028.

The spelling of 853902534 in words is "eight hundred fifty-three million, nine hundred two thousand, five hundred thirty-four".