2662642 has 16 divisors (see below), whose sum is σ = 4292352. Its totient is φ = 1234240.

The previous prime is 2662607. The next prime is 2662651. The reversal of 2662642 is 2462662.

It is a self number, because there is not a number n which added to its sum of digits gives 2662642.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1863 + ... + 2965.

It is an arithmetic number, because the mean of its divisors is an integer number (268272).

2^2662642 is an apocalyptic number.

2662642 is a deficient number, since it is larger than the sum of its proper divisors (1629710).

2662642 is a wasteful number, since it uses less digits than its factorization.

2662642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1193.

The product of its digits is 6912, while the sum is 28.

The square root of 2662642 is about 1631.7603990782. The cubic root of 2662642 is about 138.6024560435.

The spelling of 2662642 in words is "two million, six hundred sixty-two thousand, six hundred forty-two".