627638342 has 8 divisors (see below), whose sum is σ = 957414600. Its totient is φ = 308500144.

The previous prime is 627638339. The next prime is 627638377. The reversal of 627638342 is 243836726.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 627638342.

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, 2659367 + ... + 2659602.

It is an arithmetic number, because the mean of its divisors is an integer number (119676825).

Almost surely, 2^627638342 is an apocalyptic number.

627638342 is a deficient number, since it is larger than the sum of its proper divisors (329776258).

627638342 is a wasteful number, since it uses less digits than its factorization.

627638342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5319030.

The product of its digits is 290304, while the sum is 41.

The square root of 627638342 is about 25052.7112704394. The cubic root of 627638342 is about 856.1893514718.

The spelling of 627638342 in words is "six hundred twenty-seven million, six hundred thirty-eight thousand, three hundred forty-two".