2899742 has 16 divisors (see below), whose sum is σ = 4620240. Its totient is φ = 1361088.

The previous prime is 2899717. The next prime is 2899747. The reversal of 2899742 is 2479982.

It is a self number, because there is not a number n which added to its sum of digits gives 2899742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2899747) 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 7 ways as a sum of consecutive naturals, for example, 4928 + ... + 5484.

It is an arithmetic number, because the mean of its divisors is an integer number (288765).

2^2899742 is an apocalyptic number.

2899742 is a deficient number, since it is larger than the sum of its proper divisors (1720498).

2899742 is a wasteful number, since it uses less digits than its factorization.

2899742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715.

The product of its digits is 72576, while the sum is 41.

The square root of 2899742 is about 1702.8628834994. The cubic root of 2899742 is about 142.6000856333.

The spelling of 2899742 in words is "two million, eight hundred ninety-nine thousand, seven hundred forty-two".