22349408 has 12 divisors (see below), whose sum is σ = 44000460. Its totient is φ = 11174688.

The previous prime is 22349323. The next prime is 22349417. The reversal of 22349408 is 80494322.

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 698419 = 22349408 / (2 + 2 + 3 + 4 + 9 + 4 + 0 + 8).

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, 349178 + ... + 349241.

It is an arithmetic number, because the mean of its divisors is an integer number (3666705).

Almost surely, 2^22349408 is an apocalyptic number.

It is an amenable number.

22349408 is a deficient number, since it is larger than the sum of its proper divisors (21651052).

22349408 is an equidigital number, since it uses as much as digits as its factorization.

22349408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698429 (or 698421 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 22349408 is about 4727.5160496819. The cubic root of 22349408 is about 281.6795649397.

The spelling of 22349408 in words is "twenty-two million, three hundred forty-nine thousand, four hundred eight".