694500828 has 48 divisors (see below), whose sum is σ = 1879659264. Its totient is φ = 195465600.

The previous prime is 694500809. The next prime is 694500839. The reversal of 694500828 is 828005496.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 694500828.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56073 + ... + 67328.

It is an arithmetic number, because the mean of its divisors is an integer number (39159568).

Almost surely, 2^694500828 is an apocalyptic number.

It is an amenable number.

694500828 is an abundant number, since it is smaller than the sum of its proper divisors (1185158436).

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

694500828 is a wasteful number, since it uses less digits than its factorization.

694500828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123482 (or 123480 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 694500828 is about 26353.3836157712. The cubic root of 694500828 is about 885.5727735910.

The spelling of 694500828 in words is "six hundred ninety-four million, five hundred thousand, eight hundred twenty-eight".