694094965 has 4 divisors (see below), whose sum is σ = 832913964. Its totient is φ = 555275968.

The previous prime is 694094963. The next prime is 694094987. The reversal of 694094965 is 569490496.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 181117764 + 512977201 = 13458^2 + 22649^2 .

It is a cyclic number.

It is not a de Polignac number, because 694094965 - 2¹ = 694094963 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 (694094963) 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, 69409492 + ... + 69409501.

It is an arithmetic number, because the mean of its divisors is an integer number (208228491).

Almost surely, 2^694094965 is an apocalyptic number.

It is an amenable number.

694094965 is a deficient number, since it is larger than the sum of its proper divisors (138818999).

694094965 is a wasteful number, since it uses less digits than its factorization.

694094965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138818998.

The product of its (nonzero) digits is 2099520, while the sum is 52.

The square root of 694094965 is about 26345.6820940358. The cubic root of 694094965 is about 885.4002317952.

The spelling of 694094965 in words is "six hundred ninety-four million, ninety-four thousand, nine hundred sixty-five".