612703634 has 8 divisors (see below), whose sum is σ = 924694320. Its totient is φ = 304472196.

The previous prime is 612703627. The next prime is 612703639. The reversal of 612703634 is 436307216.

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

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 612703634.

It is not an unprimeable number, because it can be changed into a prime (612703639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 939404 + ... + 940055.

It is an arithmetic number, because the mean of its divisors is an integer number (115586790).

Almost surely, 2^612703634 is an apocalyptic number.

612703634 is a deficient number, since it is larger than the sum of its proper divisors (311990686).

612703634 is a wasteful number, since it uses less digits than its factorization.

612703634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1879624.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 612703634 is about 24752.8510277099. The cubic root of 612703634 is about 849.3437305764.

The spelling of 612703634 in words is "six hundred twelve million, seven hundred three thousand, six hundred thirty-four".