2190548 has 36 divisors (see below), whose sum is σ = 4256532. Its totient is φ = 984960.

The previous prime is 2190541. The next prime is 2190577. The reversal of 2190548 is 8450912.

It can be written as a sum of positive squares in 2 ways, for example, as 976144 + 1214404 = 988^2 + 1102^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2190548.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2190541) 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, 53408 + ... + 53448.

It is an arithmetic number, because the mean of its divisors is an integer number (118237).

2^2190548 is an apocalyptic number.

It is an amenable number.

2190548 is a deficient number, since it is larger than the sum of its proper divisors (2065984).

2190548 is a wasteful number, since it uses less digits than its factorization.

2190548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120 (or 99 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 2190548 is about 1480.0499991554. The cubic root of 2190548 is about 129.8726168391.

The spelling of 2190548 in words is "two million, one hundred ninety thousand, five hundred forty-eight".