694494629 has 4 divisors (see below), whose sum is σ = 695921184. Its totient is φ = 693068076.

The previous prime is 694494617. The next prime is 694494641. The reversal of 694494629 is 926494496.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (694494617) and next prime (694494641).

It is a cyclic number.

It is not a de Polignac number, because 694494629 - 2⁸ = 694494373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (694494529) 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, 712547 + ... + 713520.

It is an arithmetic number, because the mean of its divisors is an integer number (173980296).

Almost surely, 2^694494629 is an apocalyptic number.

It is an amenable number.

694494629 is a deficient number, since it is larger than the sum of its proper divisors (1426555).

694494629 is a wasteful number, since it uses less digits than its factorization.

694494629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1426554.

The product of its digits is 3359232, while the sum is 53.

The square root of 694494629 is about 26353.2660025280. The cubic root of 694494629 is about 885.5701387575.

The spelling of 694494629 in words is "six hundred ninety-four million, four hundred ninety-four thousand, six hundred twenty-nine".