652353421 has 8 divisors (see below), whose sum is σ = 659764224. Its totient is φ = 644956800.

The previous prime is 652353413. The next prime is 652353431. The reversal of 652353421 is 124353256.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 652353421 - 2³ = 652353413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652353431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108726 + ... + 114568.

It is an arithmetic number, because the mean of its divisors is an integer number (82470528).

Almost surely, 2^652353421 is an apocalyptic number.

It is an amenable number.

652353421 is a deficient number, since it is larger than the sum of its proper divisors (7410803).

652353421 is a wasteful number, since it uses less digits than its factorization.

652353421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7091.

The product of its digits is 21600, while the sum is 31.

The square root of 652353421 is about 25541.2102493206. The cubic root of 652353421 is about 867.2832950113.

The spelling of 652353421 in words is "six hundred fifty-two million, three hundred fifty-three thousand, four hundred twenty-one".