694374720 has 112 divisors (see below), whose sum is σ = 2374270080. Its totient is φ = 170919936.

The previous prime is 694374719. The next prime is 694374721. The reversal of 694374720 is 27473496.

It is an interprime number because it is at equal distance from previous prime (694374719) and next prime (694374721).

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (694374721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15340 + ... + 40299.

It is an arithmetic number, because the mean of its divisors is an integer number (21198840).

Almost surely, 2^694374720 is an apocalyptic number.

694374720 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

694374720 is an abundant number, since it is smaller than the sum of its proper divisors (1679895360).

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

694374720 is a wasteful number, since it uses less digits than its factorization.

694374720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55672 (or 55662 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 42.

The square root of 694374720 is about 26350.9908732101. The cubic root of 694374720 is about 885.5191693489.

The spelling of 694374720 in words is "six hundred ninety-four million, three hundred seventy-four thousand, seven hundred twenty".