2920942 has 8 divisors (see below), whose sum is σ = 4392000. Its totient is φ = 1456944.

The previous prime is 2920903. The next prime is 2920943. The reversal of 2920942 is 2490292.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2920942.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2920943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 567 + ... + 2482.

It is an arithmetic number, because the mean of its divisors is an integer number (549000).

2^2920942 is an apocalyptic number.

2920942 is a deficient number, since it is larger than the sum of its proper divisors (1471058).

2920942 is a wasteful number, since it uses less digits than its factorization.

2920942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3530.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 2920942 is about 1709.0763587388. The cubic root of 2920942 is about 142.9467583431.

The spelling of 2920942 in words is "two million, nine hundred twenty thousand, nine hundred forty-two".