336987690 has 48 divisors (see below), whose sum is σ = 875782368. Its totient is φ = 82949568.

The previous prime is 336987661. The next prime is 336987691. The reversal of 336987690 is 96789633.

It is a happy number.

It is a super-2 number, since 2×336987690² = 227121406423072200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (336987691) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28164 + ... + 38303.

It is an arithmetic number, because the mean of its divisors is an integer number (18245466).

Almost surely, 2^336987690 is an apocalyptic number.

336987690 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

336987690 is an abundant number, since it is smaller than the sum of its proper divisors (538794678).

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

336987690 is a wasteful number, since it uses less digits than its factorization.

336987690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66503 (or 66490 counting only the distinct ones).

The product of its (nonzero) digits is 1469664, while the sum is 51.

The square root of 336987690 is about 18357.2244634095. The cubic root of 336987690 is about 695.8858603620.

The spelling of 336987690 in words is "three hundred thirty-six million, nine hundred eighty-seven thousand, six hundred ninety".