2660942 has 16 divisors (see below), whose sum is σ = 4298832. Its totient is φ = 1230720.

The previous prime is 2660899. The next prime is 2660963. The reversal of 2660942 is 2490662.

It is a super-2 number, since 2×2660942² = 14161224654728, which contains 22 as substring.

It is a congruent number.

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, 1433 + ... + 2715.

It is an arithmetic number, because the mean of its divisors is an integer number (268677).

2^2660942 is an apocalyptic number.

2660942 is a deficient number, since it is larger than the sum of its proper divisors (1637890).

2660942 is a wasteful number, since it uses less digits than its factorization.

2660942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1363.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 2660942 is about 1631.2394060959. The cubic root of 2660942 is about 138.5729522225.

The spelling of 2660942 in words is "two million, six hundred sixty thousand, nine hundred forty-two".