2145592 has 8 divisors (see below), whose sum is σ = 4023000. Its totient is φ = 1072792.

The previous prime is 2145551. The next prime is 2145617. The reversal of 2145592 is 2955412.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 2145592.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134092 + ... + 134107.

It is an arithmetic number, because the mean of its divisors is an integer number (502875).

2^2145592 is an apocalyptic number.

It is an amenable number.

2145592 is a deficient number, since it is larger than the sum of its proper divisors (1877408).

2145592 is a wasteful number, since it uses less digits than its factorization.

2145592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268205 (or 268201 counting only the distinct ones).

The product of its digits is 3600, while the sum is 28.

The square root of 2145592 is about 1464.7839431124. The cubic root of 2145592 is about 128.9780224162.

The spelling of 2145592 in words is "two million, one hundred forty-five thousand, five hundred ninety-two".