336692421 has 12 divisors (see below), whose sum is σ = 523743948. Its totient is φ = 207195264.

The previous prime is 336692417. The next prime is 336692441. The reversal of 336692421 is 124296633.

It can be written as a sum of positive squares in 2 ways, for example, as 13771521 + 322920900 = 3711^2 + 17970^2 .

It is not a de Polignac number, because 336692421 - 2² = 336692417 is a prime.

It is a super-2 number, since 2×336692421² = 226723572717682482, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (336692441) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1438740 + ... + 1438973.

It is an arithmetic number, because the mean of its divisors is an integer number (43645329).

Almost surely, 2^336692421 is an apocalyptic number.

It is an amenable number.

336692421 is a deficient number, since it is larger than the sum of its proper divisors (187051527).

336692421 is a wasteful number, since it uses less digits than its factorization.

336692421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2877732 (or 2877729 counting only the distinct ones).

The product of its digits is 46656, while the sum is 36.

The square root of 336692421 is about 18349.1803904153. The cubic root of 336692421 is about 695.6825556425.

The spelling of 336692421 in words is "three hundred thirty-six million, six hundred ninety-two thousand, four hundred twenty-one".