694252013 has 8 divisors (see below), whose sum is σ = 854464128. Its totient is φ = 549298224.

The previous prime is 694251947. The next prime is 694252049. The reversal of 694252013 is 310252496.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 694252013 - 2¹⁸ = 693989869 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (694252093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3814481 + ... + 3814662.

It is an arithmetic number, because the mean of its divisors is an integer number (106808016).

Almost surely, 2^694252013 is an apocalyptic number.

It is an amenable number.

694252013 is a deficient number, since it is larger than the sum of its proper divisors (160212115).

694252013 is a wasteful number, since it uses less digits than its factorization.

694252013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7629163.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 694252013 is about 26348.6624518210. The cubic root of 694252013 is about 885.4670045264.

The spelling of 694252013 in words is "six hundred ninety-four million, two hundred fifty-two thousand, thirteen".