693505396 has 12 divisors (see below), whose sum is σ = 1277510080. Its totient is φ = 328502520.

The previous prime is 693505381. The next prime is 693505399.

It is a happy number.

693505396 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×693505396² = 961899468562233632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (693505399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4562460 + ... + 4562611.

Almost surely, 2^693505396 is an apocalyptic number.

It is an amenable number.

693505396 is a deficient number, since it is larger than the sum of its proper divisors (584004684).

693505396 is a wasteful number, since it uses less digits than its factorization.

693505396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9125094 (or 9125092 counting only the distinct ones).

The product of its (nonzero) digits is 656100, while the sum is 46.

The square root of 693505396 is about 26334.4906159204. The cubic root of 693505396 is about 885.1494724499.

Adding to 693505396 its product of nonzero digits (656100), we get a palindrome (694161496).

The spelling of 693505396 in words is "six hundred ninety-three million, five hundred five thousand, three hundred ninety-six".