693698401 has 8 divisors (see below), whose sum is σ = 764255808. Its totient is φ = 624390000.

The previous prime is 693698389. The next prime is 693698407. The reversal of 693698401 is 104896396.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 693698401 - 2⁷ = 693698273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (693698407) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 311085 + ... + 313306.

It is an arithmetic number, because the mean of its divisors is an integer number (95531976).

Almost surely, 2^693698401 is an apocalyptic number.

It is an amenable number.

693698401 is a deficient number, since it is larger than the sum of its proper divisors (70557407).

693698401 is a wasteful number, since it uses less digits than its factorization.

693698401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624503.

The product of its (nonzero) digits is 279936, while the sum is 46.

The square root of 693698401 is about 26338.1548518494. The cubic root of 693698401 is about 885.2315782412.

The spelling of 693698401 in words is "six hundred ninety-three million, six hundred ninety-eight thousand, four hundred one".