6452391 has 8 divisors (see below), whose sum is σ = 9385344. Its totient is φ = 3910520.

The previous prime is 6452389. The next prime is 6452423. The reversal of 6452391 is 1932546.

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 6452391 - 2¹ = 6452389 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6452311) 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, 97731 + ... + 97796.

It is an arithmetic number, because the mean of its divisors is an integer number (1173168).

Almost surely, 2^6452391 is an apocalyptic number.

6452391 is a deficient number, since it is larger than the sum of its proper divisors (2932953).

6452391 is a wasteful number, since it uses less digits than its factorization.

6452391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195541.

The product of its digits is 6480, while the sum is 30.

The square root of 6452391 is about 2540.1557038890. The cubic root of 6452391 is about 186.1687969363.

The spelling of 6452391 in words is "six million, four hundred fifty-two thousand, three hundred ninety-one".