714578638 has 16 divisors (see below), whose sum is σ = 1135048320. Its totient is φ = 336454776.

The previous prime is 714578633. The next prime is 714578653. The reversal of 714578638 is 836875417.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 714578591 and 714578600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (714578633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49956 + ... + 62647.

It is an arithmetic number, because the mean of its divisors is an integer number (70940520).

Almost surely, 2^714578638 is an apocalyptic number.

714578638 is a deficient number, since it is larger than the sum of its proper divisors (420469682).

714578638 is a wasteful number, since it uses less digits than its factorization.

714578638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112791.

The product of its digits is 1128960, while the sum is 49.

The square root of 714578638 is about 26731.6037304162. The cubic root of 714578638 is about 894.0257129837.

The spelling of 714578638 in words is "seven hundred fourteen million, five hundred seventy-eight thousand, six hundred thirty-eight".