2251692 has 24 divisors (see below), whose sum is σ = 5838000. Its totient is φ = 750528.

The previous prime is 2251687. The next prime is 2251703. The reversal of 2251692 is 2961522.

2251692 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10317 + ... + 10532.

It is an arithmetic number, because the mean of its divisors is an integer number (243250).

2^2251692 is an apocalyptic number.

It is an amenable number.

2251692 is an abundant number, since it is smaller than the sum of its proper divisors (3586308).

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

2251692 is a wasteful number, since it uses less digits than its factorization.

2251692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20862 (or 20854 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 2251692 is about 1500.5638940078. The cubic root of 2251692 is about 131.0699081058.

The spelling of 2251692 in words is "two million, two hundred fifty-one thousand, six hundred ninety-two".