22291094 has 32 divisors (see below), whose sum is σ = 40974336. Its totient is φ = 8886240.

The previous prime is 22291081. The next prime is 22291121. The reversal of 22291094 is 49019222.

It is a congruent number.

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, 10979 + ... + 12849.

It is an arithmetic number, because the mean of its divisors is an integer number (1280448).

Almost surely, 2^22291094 is an apocalyptic number.

22291094 is a deficient number, since it is larger than the sum of its proper divisors (18683242).

22291094 is a wasteful number, since it uses less digits than its factorization.

22291094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1940.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 22291094 is about 4721.3445118949. The cubic root of 22291094 is about 281.4343657678.

The spelling of 22291094 in words is "twenty-two million, two hundred ninety-one thousand, ninety-four".