2245194 has 48 divisors (see below), whose sum is σ = 5645952. Its totient is φ = 631584.

The previous prime is 2245189. The next prime is 2245223. The reversal of 2245194 is 4915422.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

Its product of digits (2880) is a multiple of the sum of its prime divisors (288).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12892 + ... + 13064.

It is an arithmetic number, because the mean of its divisors is an integer number (117624).

2^2245194 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2245194, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2822976).

2245194 is an abundant number, since it is smaller than the sum of its proper divisors (3400758).

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

2245194 is a wasteful number, since it uses less digits than its factorization.

2245194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291 (or 288 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 2245194 is about 1498.3971436171. The cubic root of 2245194 is about 130.9437048094.

The spelling of 2245194 in words is "two million, two hundred forty-five thousand, one hundred ninety-four".