63739074 has 32 divisors (see below), whose sum is σ = 147692160. Its totient is φ = 17960832.

The previous prime is 63739037. The next prime is 63739079. The reversal of 63739074 is 47093736.

It is not an unprimeable number, because it can be changed into a prime (63739079) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7329 + ... + 13460.

It is an arithmetic number, because the mean of its divisors is an integer number (4615380).

Almost surely, 2^63739074 is an apocalyptic number.

63739074 is an abundant number, since it is smaller than the sum of its proper divisors (83953086).

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

63739074 is a wasteful number, since it uses less digits than its factorization.

63739074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20874.

The product of its (nonzero) digits is 95256, while the sum is 39.

The square root of 63739074 is about 7983.6754693562. The cubic root of 63739074 is about 399.4556637478.

The spelling of 63739074 in words is "sixty-three million, seven hundred thirty-nine thousand, seventy-four".