63573601 has 32 divisors (see below), whose sum is σ = 83543040. Its totient is φ = 46972224.

The previous prime is 63573593. The next prime is 63573607. The reversal of 63573601 is 10637536.

It is not a de Polignac number, because 63573601 - 2³ = 63573593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63573607) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 143286 + ... + 143728.

It is an arithmetic number, because the mean of its divisors is an integer number (2610720).

Almost surely, 2^63573601 is an apocalyptic number.

It is an amenable number.

63573601 is a deficient number, since it is larger than the sum of its proper divisors (19969439).

63573601 is a wasteful number, since it uses less digits than its factorization.

63573601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 63573601 is about 7973.3055253138. The cubic root of 63573601 is about 399.1096885842.

The spelling of 63573601 in words is "sixty-three million, five hundred seventy-three thousand, six hundred one".