693494272 has 20 divisors (see below), whose sum is σ = 1385635086. Its totient is φ = 346746880.

The previous prime is 693494267. The next prime is 693494279. The reversal of 693494272 is 272494396.

It can be written as a sum of positive squares in only one way, i.e., 646379776 + 47114496 = 25424^2 + 6864^2 .

It is not an unprimeable number, because it can be changed into a prime (693494279) 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 as a sum of consecutive naturals, namely, 676729 + ... + 677752.

Almost surely, 2^693494272 is an apocalyptic number.

It is an amenable number.

693494272 is a deficient number, since it is larger than the sum of its proper divisors (692140814).

693494272 is an equidigital number, since it uses as much as digits as its factorization.

693494272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1354499 (or 1354483 counting only the distinct ones).

The product of its digits is 653184, while the sum is 46.

The square root of 693494272 is about 26334.2794091655. The cubic root of 693494272 is about 885.1447397516.

The spelling of 693494272 in words is "six hundred ninety-three million, four hundred ninety-four thousand, two hundred seventy-two".