63872402 has 8 divisors (see below), whose sum is σ = 104518512. Its totient is φ = 29032900.

The previous prime is 63872399. The next prime is 63872407. The reversal of 63872402 is 20427836.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (63872407) 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, 1451624 + ... + 1451667.

It is an arithmetic number, because the mean of its divisors is an integer number (13064814).

Almost surely, 2^63872402 is an apocalyptic number.

63872402 is a deficient number, since it is larger than the sum of its proper divisors (40646110).

63872402 is a wasteful number, since it uses less digits than its factorization.

63872402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2903304.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 63872402 is about 7992.0211461182. The cubic root of 63872402 is about 399.7339939745.

The spelling of 63872402 in words is "sixty-three million, eight hundred seventy-two thousand, four hundred two".