63739492 has 12 divisors (see below), whose sum is σ = 111687660. Its totient is φ = 31828736.

The previous prime is 63739457. The next prime is 63739519. The reversal of 63739492 is 29493736.

63739492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 32558436 + 31181056 = 5706^2 + 5584^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6613 + ... + 13084.

It is an arithmetic number, because the mean of its divisors is an integer number (9307305).

Almost surely, 2^63739492 is an apocalyptic number.

It is an amenable number.

63739492 is a deficient number, since it is larger than the sum of its proper divisors (47948168).

63739492 is a wasteful number, since it uses less digits than its factorization.

63739492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20510 (or 20508 counting only the distinct ones).

The product of its digits is 244944, while the sum is 43.

The square root of 63739492 is about 7983.7016477321. The cubic root of 63739492 is about 399.4565369542.

The spelling of 63739492 in words is "sixty-three million, seven hundred thirty-nine thousand, four hundred ninety-two".