63074439 has 12 divisors (see below), whose sum is σ = 92206296. Its totient is φ = 41542512.

The previous prime is 63074383. The next prime is 63074461. The reversal of 63074439 is 93447036.

It is not a de Polignac number, because 63074439 - 2¹⁹ = 62550151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63074489) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41472 + ... + 42965.

It is an arithmetic number, because the mean of its divisors is an integer number (7683858).

Almost surely, 2^63074439 is an apocalyptic number.

63074439 is a deficient number, since it is larger than the sum of its proper divisors (29131857).

63074439 is a wasteful number, since it uses less digits than its factorization.

63074439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84526 (or 84523 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 63074439 is about 7941.9417650849. The cubic root of 63074439 is about 398.0623771159.

The spelling of 63074439 in words is "sixty-three million, seventy-four thousand, four hundred thirty-nine".