63675240 has 64 divisors (see below), whose sum is σ = 197199360. Its totient is φ = 16431360.

The previous prime is 63675239. The next prime is 63675281. The reversal of 63675240 is 4257636.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4839 + ... + 12278.

It is an arithmetic number, because the mean of its divisors is an integer number (3081240).

Almost surely, 2^63675240 is an apocalyptic number.

63675240 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63675240 is an abundant number, since it is smaller than the sum of its proper divisors (133524120).

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

63675240 is a wasteful number, since it uses less digits than its factorization.

63675240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17162 (or 17158 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 33.

The square root of 63675240 is about 7979.6766851797. The cubic root of 63675240 is about 399.3222690170.

The spelling of 63675240 in words is "sixty-three million, six hundred seventy-five thousand, two hundred forty".