63464657 has 8 divisors (see below), whose sum is σ = 67283712. Its totient is φ = 59756400.

The previous prime is 63464651. The next prime is 63464669. The reversal of 63464657 is 75646436.

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 63464657 - 2⁴ = 63464641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63464651) 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, 26519 + ... + 28812.

It is an arithmetic number, because the mean of its divisors is an integer number (8410464).

Almost surely, 2^63464657 is an apocalyptic number.

It is an amenable number.

63464657 is a deficient number, since it is larger than the sum of its proper divisors (3819055).

63464657 is a wasteful number, since it uses less digits than its factorization.

63464657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55399.

The product of its digits is 362880, while the sum is 41.

The square root of 63464657 is about 7966.4707995448. The cubic root of 63464657 is about 398.8815778275.

The spelling of 63464657 in words is "sixty-three million, four hundred sixty-four thousand, six hundred fifty-seven".