65272453 has 8 divisors (see below), whose sum is σ = 67896576. Its totient is φ = 62680800.

The previous prime is 65272447. The next prime is 65272457. The reversal of 65272453 is 35427256.

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 65272453 - 2⁵ = 65272421 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 (65272457) 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, 3976 + ... + 12097.

It is an arithmetic number, because the mean of its divisors is an integer number (8487072).

Almost surely, 2^65272453 is an apocalyptic number.

It is an amenable number.

65272453 is a deficient number, since it is larger than the sum of its proper divisors (2624123).

65272453 is a wasteful number, since it uses less digits than its factorization.

65272453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16235.

The product of its digits is 50400, while the sum is 34.

The square root of 65272453 is about 8079.1368969711. The cubic root of 65272453 is about 402.6335665153.

The spelling of 65272453 in words is "sixty-five million, two hundred seventy-two thousand, four hundred fifty-three".