694034889 has 4 divisors (see below), whose sum is σ = 925379856. Its totient is φ = 462689924.

The previous prime is 694034879. The next prime is 694034893. The reversal of 694034889 is 988430496.

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 a cyclic number.

It is not a de Polignac number, because 694034889 - 2⁸ = 694034633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (694034819) 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, 115672479 + ... + 115672484.

It is an arithmetic number, because the mean of its divisors is an integer number (231344964).

Almost surely, 2^694034889 is an apocalyptic number.

It is an amenable number.

694034889 is a deficient number, since it is larger than the sum of its proper divisors (231344967).

694034889 is a wasteful number, since it uses less digits than its factorization.

694034889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231344966.

The product of its (nonzero) digits is 1492992, while the sum is 51.

The square root of 694034889 is about 26344.5419204814. The cubic root of 694034889 is about 885.3746863767.

The spelling of 694034889 in words is "six hundred ninety-four million, thirty-four thousand, eight hundred eighty-nine".