65253859 has 8 divisors (see below), whose sum is σ = 71291952. Its totient is φ = 59233440.

The previous prime is 65253841. The next prime is 65253863. The reversal of 65253859 is 95835256.

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 65253859 - 2⁵ = 65253827 is a prime.

It is a super-2 number, since 2×65253859² = 8516132228783762, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65253359) 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, 4017 + ... + 12109.

It is an arithmetic number, because the mean of its divisors is an integer number (8911494).

Almost surely, 2^65253859 is an apocalyptic number.

65253859 is a deficient number, since it is larger than the sum of its proper divisors (6038093).

65253859 is a wasteful number, since it uses less digits than its factorization.

65253859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8837.

The product of its digits is 324000, while the sum is 43.

The square root of 65253859 is about 8077.9860732735. The cubic root of 65253859 is about 402.5953304795.

The spelling of 65253859 in words is "sixty-five million, two hundred fifty-three thousand, eight hundred fifty-nine".