63879342 has 16 divisors (see below), whose sum is σ = 128606592. Its totient is φ = 21151800.

The previous prime is 63879323. The next prime is 63879379. The reversal of 63879342 is 24397836.

It is a junction number, because it is equal to n+sod(n) for n = 63879294 and 63879303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34348 + ... + 36159.

It is an arithmetic number, because the mean of its divisors is an integer number (8037912).

Almost surely, 2^63879342 is an apocalyptic number.

63879342 is an abundant number, since it is smaller than the sum of its proper divisors (64727250).

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

63879342 is a wasteful number, since it uses less digits than its factorization.

63879342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70663.

The product of its digits is 217728, while the sum is 42.

The square root of 63879342 is about 7992.4553173602. The cubic root of 63879342 is about 399.7484710328.

The spelling of 63879342 in words is "sixty-three million, eight hundred seventy-nine thousand, three hundred forty-two".