63140284 has 12 divisors (see below), whose sum is σ = 110552400. Its totient is φ = 31553888.

The previous prime is 63140269. The next prime is 63140291. The reversal of 63140284 is 48204136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10377 + ... + 15295.

It is an arithmetic number, because the mean of its divisors is an integer number (9212700).

Almost surely, 2^63140284 is an apocalyptic number.

It is an amenable number.

63140284 is a deficient number, since it is larger than the sum of its proper divisors (47412116).

63140284 is a wasteful number, since it uses less digits than its factorization.

63140284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8132 (or 8130 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 63140284 is about 7946.0860805808. The cubic root of 63140284 is about 398.2008447337.

The spelling of 63140284 in words is "sixty-three million, one hundred forty thousand, two hundred eighty-four".