336412621 has 8 divisors (see below), whose sum is σ = 351171224. Its totient is φ = 321952320.

The previous prime is 336412597. The next prime is 336412627. The reversal of 336412621 is 126214633.

It can be written as a sum of positive squares in 4 ways, for example, as 5354596 + 331058025 = 2314^2 + 18195^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-336412621 is a prime.

It is a super-2 number, since 2×336412621² = 226346903136179282, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 336412621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (336412627) 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, 72270 + ... + 76783.

It is an arithmetic number, because the mean of its divisors is an integer number (43896403).

Almost surely, 2^336412621 is an apocalyptic number.

It is an amenable number.

336412621 is a deficient number, since it is larger than the sum of its proper divisors (14758603).

336412621 is a wasteful number, since it uses less digits than its factorization.

336412621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149151.

The product of its digits is 5184, while the sum is 28.

The square root of 336412621 is about 18341.5544870112. The cubic root of 336412621 is about 695.4897922457.

The spelling of 336412621 in words is "three hundred thirty-six million, four hundred twelve thousand, six hundred twenty-one".