63257448 has 16 divisors (see below), whose sum is σ = 158143680. Its totient is φ = 21085808.

The previous prime is 63257431. The next prime is 63257449. The reversal of 63257448 is 84475236.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (63257449) 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, 1317840 + ... + 1317887.

It is an arithmetic number, because the mean of its divisors is an integer number (9883980).

Almost surely, 2^63257448 is an apocalyptic number.

It is an amenable number.

63257448 is an abundant number, since it is smaller than the sum of its proper divisors (94886232).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63257448 is a wasteful number, since it uses less digits than its factorization.

63257448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2635736 (or 2635732 counting only the distinct ones).

The product of its digits is 161280, while the sum is 39.

The square root of 63257448 is about 7953.4550982576. The cubic root of 63257448 is about 398.4469949079.

The spelling of 63257448 in words is "sixty-three million, two hundred fifty-seven thousand, four hundred forty-eight".