336400427 has 8 divisors (see below), whose sum is σ = 367438080. Its totient is φ = 305438760.

The previous prime is 336400409. The next prime is 336400447. The reversal of 336400427 is 724004633.

It is a happy number.

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

It is not a de Polignac number, because 336400427 - 2²⁰ = 335351851 is a prime.

It is a super-2 number, since 2×336400427² = 226330494571564658, 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 336400427.

It is not an unprimeable number, because it can be changed into a prime (336400447) 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, 9527 + ... + 27632.

It is an arithmetic number, because the mean of its divisors is an integer number (45929760).

Almost surely, 2^336400427 is an apocalyptic number.

336400427 is a deficient number, since it is larger than the sum of its proper divisors (31037653).

336400427 is a wasteful number, since it uses less digits than its factorization.

336400427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37993.

The product of its (nonzero) digits is 12096, while the sum is 29.

The square root of 336400427 is about 18341.2220694260. Note that the first 3 decimals coincide. The cubic root of 336400427 is about 695.4813889690.

The spelling of 336400427 in words is "three hundred thirty-six million, four hundred thousand, four hundred twenty-seven".