330901642 has 4 divisors (see below), whose sum is σ = 496352466. Its totient is φ = 165450820.

The previous prime is 330901639. The next prime is 330901679. The reversal of 330901642 is 246109033.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 239909121 + 90992521 = 15489^2 + 9539^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 330901642.

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 as a sum of consecutive naturals, namely, 82725409 + ... + 82725412.

Almost surely, 2^330901642 is an apocalyptic number.

330901642 is a deficient number, since it is larger than the sum of its proper divisors (165450824).

330901642 is a wasteful number, since it uses less digits than its factorization.

330901642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165450823.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 330901642 is about 18190.7020755110. The cubic root of 330901642 is about 691.6711171211.

The spelling of 330901642 in words is "three hundred thirty million, nine hundred one thousand, six hundred forty-two".