2654990 has 24 divisors (see below), whose sum is σ = 5178168. Its totient is φ = 979680.

The previous prime is 2654989. The next prime is 2654999. The reversal of 2654990 is 994562.

It is a self number, because there is not a number n which added to its sum of digits gives 2654990.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2654999) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 905 + ... + 2475.

It is an arithmetic number, because the mean of its divisors is an integer number (215757).

2^2654990 is an apocalyptic number.

2654990 is a deficient number, since it is larger than the sum of its proper divisors (2523178).

2654990 is a wasteful number, since it uses less digits than its factorization.

2654990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1604 (or 1591 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 2654990 is about 1629.4140050951. The cubic root of 2654990 is about 138.4695550123.

The spelling of 2654990 in words is "two million, six hundred fifty-four thousand, nine hundred ninety".