63074665 has 8 divisors (see below), whose sum is σ = 75960648. Its totient is φ = 50279040.

The previous prime is 63074659. The next prime is 63074707. The reversal of 63074665 is 56647036.

63074665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 10830681 + 52243984 = 3291^2 + 7228^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 63074665 - 2³ = 63074657 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21042 + ... + 23851.

It is an arithmetic number, because the mean of its divisors is an integer number (9495081).

Almost surely, 2^63074665 is an apocalyptic number.

It is an amenable number.

63074665 is a deficient number, since it is larger than the sum of its proper divisors (12885983).

63074665 is a wasteful number, since it uses less digits than its factorization.

63074665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45179.

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 63074665 is about 7941.9559933306. The cubic root of 63074665 is about 398.0628525435.

The spelling of 63074665 in words is "sixty-three million, seventy-four thousand, six hundred sixty-five".