63249750 has 48 divisors (see below), whose sum is σ = 171033408. Its totient is φ = 16866000.

The previous prime is 63249737. The next prime is 63249751. The reversal of 63249750 is 5794236.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63249751) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11806 + ... + 16305.

It is an arithmetic number, because the mean of its divisors is an integer number (3563196).

Almost surely, 2^63249750 is an apocalyptic number.

63249750 is an abundant number, since it is smaller than the sum of its proper divisors (107783658).

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

63249750 is a wasteful number, since it uses less digits than its factorization.

63249750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28134 (or 28121 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 63249750 is about 7952.9711429126. The cubic root of 63249750 is about 398.4308314916.

The spelling of 63249750 in words is "sixty-three million, two hundred forty-nine thousand, seven hundred fifty".