22321382 has 4 divisors (see below), whose sum is σ = 33482076. Its totient is φ = 11160690.

The previous prime is 22321379. The next prime is 22321399. The reversal of 22321382 is 28312322.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×22321382³ (a number of 23 digits) contains 333 as substring.

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, 5580344 + ... + 5580347.

It is an arithmetic number, because the mean of its divisors is an integer number (8370519).

Almost surely, 2^22321382 is an apocalyptic number.

22321382 is a deficient number, since it is larger than the sum of its proper divisors (11160694).

22321382 is a wasteful number, since it uses less digits than its factorization.

22321382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11160693.

The product of its digits is 1152, while the sum is 23.

The square root of 22321382 is about 4724.5509839560. The cubic root of 22321382 is about 281.5617742938.

The spelling of 22321382 in words is "twenty-two million, three hundred twenty-one thousand, three hundred eighty-two".