63952465 has 8 divisors (see below), whose sum is σ = 78817320. Its totient is φ = 49779072.

The previous prime is 63952459. The next prime is 63952507. The reversal of 63952465 is 56425936.

It can be written as a sum of positive squares in 4 ways, for example, as 11881809 + 52070656 = 3447^2 + 7216^2 .

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 63952465 - 2⁵ = 63952433 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172660 + ... + 173029.

It is an arithmetic number, because the mean of its divisors is an integer number (9852165).

Almost surely, 2^63952465 is an apocalyptic number.

It is an amenable number.

63952465 is a deficient number, since it is larger than the sum of its proper divisors (14864855).

63952465 is a wasteful number, since it uses less digits than its factorization.

63952465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345731.

The product of its digits is 194400, while the sum is 40.

The square root of 63952465 is about 7997.0285106407. The cubic root of 63952465 is about 399.9009442219.

The spelling of 63952465 in words is "sixty-three million, nine hundred fifty-two thousand, four hundred sixty-five".