853265502 has 80 divisors (see below), whose sum is σ = 1958922240. Its totient is φ = 277521552.

The previous prime is 853265449. The next prime is 853265503. The reversal of 853265502 is 205562358.

It is a happy number.

853265502 is a `hidden beast` number, since 85 + 3 + 26 + 550 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853265503) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1378149 + ... + 1378767.

It is an arithmetic number, because the mean of its divisors is an integer number (24486528).

Almost surely, 2^853265502 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 853265502, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (979461120).

853265502 is an abundant number, since it is smaller than the sum of its proper divisors (1105656738).

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

853265502 is a wasteful number, since it uses less digits than its factorization.

853265502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827 (or 818 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 853265502 is about 29210.7086870552. The cubic root of 853265502 is about 948.4797483631.

The spelling of 853265502 in words is "eight hundred fifty-three million, two hundred sixty-five thousand, five hundred two".