699212401 has 8 divisors (see below), whose sum is σ = 717292800. Its totient is φ = 681180960.

The previous prime is 699212399. The next prime is 699212413. The reversal of 699212401 is 104212996.

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 699212401 - 2¹ = 699212399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (699212441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17620 + ... + 41338.

It is an arithmetic number, because the mean of its divisors is an integer number (89661600).

Almost surely, 2^699212401 is an apocalyptic number.

It is an amenable number.

699212401 is a deficient number, since it is larger than the sum of its proper divisors (18080399).

699212401 is a wasteful number, since it uses less digits than its factorization.

699212401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24479.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 699212401 is about 26442.6246995263. The cubic root of 699212401 is about 887.5708709126.

The spelling of 699212401 in words is "six hundred ninety-nine million, two hundred twelve thousand, four hundred one".