694290940 has 48 divisors (see below), whose sum is σ = 1711346112. Its totient is φ = 231607296.

The previous prime is 694290899. The next prime is 694290941. The reversal of 694290940 is 49092496.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (694290941) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61837 + ... + 72196.

It is an arithmetic number, because the mean of its divisors is an integer number (35653044).

Almost surely, 2^694290940 is an apocalyptic number.

It is an amenable number.

694290940 is an abundant number, since it is smaller than the sum of its proper divisors (1017055172).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

694290940 is a wasteful number, since it uses less digits than its factorization.

694290940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134086 (or 134084 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 694290940 is about 26349.4011317145. The cubic root of 694290940 is about 885.4835537186.

The spelling of 694290940 in words is "six hundred ninety-four million, two hundred ninety thousand, nine hundred forty".