63253873 has 4 divisors (see below), whose sum is σ = 63270900. Its totient is φ = 63236848.

The previous prime is 63253871. The next prime is 63253877. The reversal of 63253873 is 37835236.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 62536464 + 717409 = 7908^2 + 847^2 .

It is a cyclic number.

It is not a de Polignac number, because 63253873 - 2¹ = 63253871 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63253871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298 + ... + 11251.

It is an arithmetic number, because the mean of its divisors is an integer number (15817725).

Almost surely, 2^63253873 is an apocalyptic number.

It is an amenable number.

63253873 is a deficient number, since it is larger than the sum of its proper divisors (17027).

63253873 is a wasteful number, since it uses less digits than its factorization.

63253873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17026.

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

The square root of 63253873 is about 7953.2303499899. The cubic root of 63253873 is about 398.4394886780.

The spelling of 63253873 in words is "sixty-three million, two hundred fifty-three thousand, eight hundred seventy-three".