2944990 has 8 divisors (see below), whose sum is σ = 5301000. Its totient is φ = 1177992.

The previous prime is 2944967. The next prime is 2944999. The reversal of 2944990 is 994492.

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

It is a super-2 number, since 2×2944990² = 17345932200200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2944999) 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, 147240 + ... + 147259.

It is an arithmetic number, because the mean of its divisors is an integer number (662625).

2^2944990 is an apocalyptic number.

2944990 is a deficient number, since it is larger than the sum of its proper divisors (2356010).

2944990 is a wasteful number, since it uses less digits than its factorization.

2944990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294506.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 2944990 is about 1716.0973165878. The cubic root of 2944990 is about 143.3379783363.

The spelling of 2944990 in words is "two million, nine hundred forty-four thousand, nine hundred ninety".