652897854 has 96 divisors (see below), whose sum is σ = 1696757760. Its totient is φ = 185549616.

The previous prime is 652897829. The next prime is 652897867. The reversal of 652897854 is 458798256.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 652897854.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 600099 + ... + 601185.

It is an arithmetic number, because the mean of its divisors is an integer number (17674560).

Almost surely, 2^652897854 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 652897854, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (848378880).

652897854 is an abundant number, since it is smaller than the sum of its proper divisors (1043859906).

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

652897854 is a wasteful number, since it uses less digits than its factorization.

652897854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1339 (or 1326 counting only the distinct ones).

The product of its digits is 4838400, while the sum is 54.

The square root of 652897854 is about 25551.8659592602. The cubic root of 652897854 is about 867.5244967572.

The spelling of 652897854 in words is "six hundred fifty-two million, eight hundred ninety-seven thousand, eight hundred fifty-four".