2991602 has 8 divisors (see below), whose sum is σ = 4498416. Its totient is φ = 1492132.

The previous prime is 2991601. The next prime is 2991619. The reversal of 2991602 is 2061992.

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

It is not an unprimeable number, because it can be changed into a prime (2991601) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 668 + ... + 2535.

It is an arithmetic number, because the mean of its divisors is an integer number (562302).

2^2991602 is an apocalyptic number.

2991602 is a deficient number, since it is larger than the sum of its proper divisors (1506814).

2991602 is a wasteful number, since it uses less digits than its factorization.

2991602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3672.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 2991602 is about 1729.6248148081. The cubic root of 2991602 is about 144.0902533490.

The spelling of 2991602 in words is "two million, nine hundred ninety-one thousand, six hundred two".