65469657 has 8 divisors (see below), whose sum is σ = 95228640. Its totient is φ = 39678560.

The previous prime is 65469647. The next prime is 65469659. The reversal of 65469657 is 75696456.

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 65469657 - 2⁷ = 65469529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65469659) 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, 991932 + ... + 991997.

It is an arithmetic number, because the mean of its divisors is an integer number (11903580).

Almost surely, 2^65469657 is an apocalyptic number.

It is an amenable number.

65469657 is a deficient number, since it is larger than the sum of its proper divisors (29758983).

65469657 is a wasteful number, since it uses less digits than its factorization.

65469657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1983943.

The product of its digits is 1360800, while the sum is 48.

The square root of 65469657 is about 8091.3322141660. The cubic root of 65469657 is about 403.0386435779.

The spelling of 65469657 in words is "sixty-five million, four hundred sixty-nine thousand, six hundred fifty-seven".