652543416 has 48 divisors (see below), whose sum is σ = 2019778800. Its totient is φ = 186440832.

The previous prime is 652543393. The next prime is 652543457. The reversal of 652543416 is 614345256.

652543416 is a `hidden beast` number, since 65 + 254 + 341 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 646861 + ... + 647868.

It is an arithmetic number, because the mean of its divisors is an integer number (42078725).

Almost surely, 2^652543416 is an apocalyptic number.

It is an amenable number.

652543416 is an abundant number, since it is smaller than the sum of its proper divisors (1367235384).

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

652543416 is a wasteful number, since it uses less digits than its factorization.

652543416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1294748 (or 1294741 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 652543416 is about 25544.9293598554. The cubic root of 652543416 is about 867.3674842916.

The spelling of 652543416 in words is "six hundred fifty-two million, five hundred forty-three thousand, four hundred sixteen".