22553494 has 8 divisors (see below), whose sum is σ = 35610840. Its totient is φ = 10683216.

The previous prime is 22553483. The next prime is 22553497. The reversal of 22553494 is 49435522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×22553494³ (a number of 23 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22553497) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 296719 + ... + 296794.

It is an arithmetic number, because the mean of its divisors is an integer number (4451355).

Almost surely, 2^22553494 is an apocalyptic number.

22553494 is a deficient number, since it is larger than the sum of its proper divisors (13057346).

22553494 is a wasteful number, since it uses less digits than its factorization.

22553494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593534.

The product of its digits is 43200, while the sum is 34.

The square root of 22553494 is about 4749.0519053807. The cubic root of 22553494 is about 282.5343639509.

The spelling of 22553494 in words is "twenty-two million, five hundred fifty-three thousand, four hundred ninety-four".