652340401 has 8 divisors (see below), whose sum is σ = 681715584. Its totient is φ = 623610960.

The previous prime is 652340399. The next prime is 652340407. The reversal of 652340401 is 104043256.

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 652340401 - 2¹ = 652340399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (652340407) 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, 159370 + ... + 163411.

It is an arithmetic number, because the mean of its divisors is an integer number (85214448).

Almost surely, 2^652340401 is an apocalyptic number.

It is an amenable number.

652340401 is a deficient number, since it is larger than the sum of its proper divisors (29375183).

652340401 is a wasteful number, since it uses less digits than its factorization.

652340401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322871.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 652340401 is about 25540.9553658433. The cubic root of 652340401 is about 867.2775250798.

Adding to 652340401 its reverse (104043256), we get a palindrome (756383657).

The spelling of 652340401 in words is "six hundred fifty-two million, three hundred forty thousand, four hundred one".