2124090 has 32 divisors (see below), whose sum is σ = 5664960. Its totient is φ = 566352.

The previous prime is 2124049. The next prime is 2124127. The reversal of 2124090 is 904212.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3664 + ... + 4203.

It is an arithmetic number, because the mean of its divisors is an integer number (177030).

2^2124090 is an apocalyptic number.

2124090 is an abundant number, since it is smaller than the sum of its proper divisors (3540870).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2124090 is a wasteful number, since it uses less digits than its factorization.

2124090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7883 (or 7877 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 2124090 is about 1457.4258128632. The cubic root of 2124090 is about 128.5457250205.

The spelling of 2124090 in words is "two million, one hundred twenty-four thousand, ninety".