63452438 has 32 divisors (see below), whose sum is σ = 115568640. Its totient is φ = 25522560.

The previous prime is 63452437. The next prime is 63452471. The reversal of 63452438 is 83425436.

It is a junction number, because it is equal to n+sod(n) for n = 63452398 and 63452407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63452437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29003 + ... + 31113.

It is an arithmetic number, because the mean of its divisors is an integer number (3611520).

Almost surely, 2^63452438 is an apocalyptic number.

63452438 is a deficient number, since it is larger than the sum of its proper divisors (52116202).

63452438 is a wasteful number, since it uses less digits than its factorization.

63452438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2252.

The product of its digits is 69120, while the sum is 35.

The square root of 63452438 is about 7965.7038609278. The cubic root of 63452438 is about 398.8559769810.

The spelling of 63452438 in words is "sixty-three million, four hundred fifty-two thousand, four hundred thirty-eight".