12699802 has 8 divisors (see below), whose sum is σ = 19146996. Its totient is φ = 6317472.

The previous prime is 12699787. The next prime is 12699811. The reversal of 12699802 is 20899621.

It can be written as a sum of positive squares in 2 ways, for example, as 10361961 + 2337841 = 3219^2 + 1529^2 .

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

It is a super-2 number, since 2×12699802² = 322569941678408, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15723 + ... + 16510.

Almost surely, 2^12699802 is an apocalyptic number.

12699802 is a deficient number, since it is larger than the sum of its proper divisors (6447194).

12699802 is a wasteful number, since it uses less digits than its factorization.

12699802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32432.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 12699802 is about 3563.6781560629. The cubic root of 12699802 is about 233.3094429055.

The spelling of 12699802 in words is "twelve million, six hundred ninety-nine thousand, eight hundred two".