652390424 has 16 divisors (see below), whose sum is σ = 1397979600. Its totient is φ = 279595872.

The previous prime is 652390399. The next prime is 652390429. The reversal of 652390424 is 424093256.

It is a super-2 number, since 2×652390424² = 851226530653799552, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652390429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5824859 + ... + 5824970.

It is an arithmetic number, because the mean of its divisors is an integer number (87373725).

Almost surely, 2^652390424 is an apocalyptic number.

It is an amenable number.

652390424 is an abundant number, since it is smaller than the sum of its proper divisors (745589176).

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

652390424 is a wasteful number, since it uses less digits than its factorization.

652390424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11649842 (or 11649838 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 652390424 is about 25541.9346174091. The cubic root of 652390424 is about 867.2996928083.

The spelling of 652390424 in words is "six hundred fifty-two million, three hundred ninety thousand, four hundred twenty-four".