336972690 has 128 divisors (see below), whose sum is σ = 935712000. Its totient is φ = 86220288.

The previous prime is 336972689. The next prime is 336972719. The reversal of 336972690 is 96279633.

It is a super-2 number, since 2×336972690² = 227101187611672200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 888921 + ... + 889299.

It is an arithmetic number, because the mean of its divisors is an integer number (7310250).

Almost surely, 2^336972690 is an apocalyptic number.

336972690 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 336972690, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (467856000).

336972690 is an abundant number, since it is smaller than the sum of its proper divisors (598739310).

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

336972690 is a wasteful number, since it uses less digits than its factorization.

336972690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521 (or 515 counting only the distinct ones).

The product of its (nonzero) digits is 367416, while the sum is 45.

The square root of 336972690 is about 18356.8159003679. The cubic root of 336972690 is about 695.8755351156.

The spelling of 336972690 in words is "three hundred thirty-six million, nine hundred seventy-two thousand, six hundred ninety".