63234257 has 4 divisors (see below), whose sum is σ = 63278436. Its totient is φ = 63190080.

The previous prime is 63234217. The next prime is 63234277. The reversal of 63234257 is 75243236.

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 17048641 + 46185616 = 4129^2 + 6796^2 .

It is a cyclic number.

It is not a de Polignac number, because 63234257 - 2⁸ = 63234001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63234217) 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, 19868 + ... + 22829.

It is an arithmetic number, because the mean of its divisors is an integer number (15819609).

Almost surely, 2^63234257 is an apocalyptic number.

It is an amenable number.

63234257 is a deficient number, since it is larger than the sum of its proper divisors (44179).

63234257 is a wasteful number, since it uses less digits than its factorization.

63234257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44178.

The product of its digits is 30240, while the sum is 32.

The square root of 63234257 is about 7951.9970447681. The cubic root of 63234257 is about 398.3982970128.

The spelling of 63234257 in words is "sixty-three million, two hundred thirty-four thousand, two hundred fifty-seven".