652453421 has 8 divisors (see below), whose sum is σ = 692763840. Its totient is φ = 612357568.

The previous prime is 652453409. The next prime is 652453423. The reversal of 652453421 is 124354256.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-652453421 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 (652453423) 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, 47351 + ... + 59556.

It is an arithmetic number, because the mean of its divisors is an integer number (86595480).

Almost surely, 2^652453421 is an apocalyptic number.

It is an amenable number.

652453421 is a deficient number, since it is larger than the sum of its proper divisors (40310419).

652453421 is a wasteful number, since it uses less digits than its factorization.

652453421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107283.

The product of its digits is 28800, while the sum is 32.

The square root of 652453421 is about 25543.1677949310. The cubic root of 652453421 is about 867.3276083623.

The spelling of 652453421 in words is "six hundred fifty-two million, four hundred fifty-three thousand, four hundred twenty-one".