336421540 has 144 divisors (see below), whose sum is σ = 892805760. Its totient is φ = 104232960.

The previous prime is 336421531. The next prime is 336421567. The reversal of 336421540 is 45124633.

336421540 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×336421540² = 226358905151943200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 336421499 and 336421508.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1395820 + ... + 1396060.

It is an arithmetic number, because the mean of its divisors is an integer number (6200040).

Almost surely, 2^336421540 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 336421540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (446402880).

336421540 is an abundant number, since it is smaller than the sum of its proper divisors (556384220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

336421540 is a wasteful number, since it uses less digits than its factorization.

336421540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342 (or 327 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 336421540 is about 18341.7976218254. The cubic root of 336421540 is about 695.4959384862.

The spelling of 336421540 in words is "three hundred thirty-six million, four hundred twenty-one thousand, five hundred forty".