63243404 has 24 divisors (see below), whose sum is σ = 128223648. Its totient is φ = 26732160.

The previous prime is 63243373. The next prime is 63243407. The reversal of 63243404 is 40434236.

It is not an unprimeable number, because it can be changed into a prime (63243407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13427 + ... + 17514.

It is an arithmetic number, because the mean of its divisors is an integer number (5342652).

Almost surely, 2^63243404 is an apocalyptic number.

It is an amenable number.

63243404 is an abundant number, since it is smaller than the sum of its proper divisors (64980244).

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

63243404 is a wasteful number, since it uses less digits than its factorization.

63243404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31025 (or 31023 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 63243404 is about 7952.5721625145. The cubic root of 63243404 is about 398.4175058705.

The spelling of 63243404 in words is "sixty-three million, two hundred forty-three thousand, four hundred four".