22493950 has 12 divisors (see below), whose sum is σ = 41838840. Its totient is φ = 8997560.

The previous prime is 22493923. The next prime is 22493951. The reversal of 22493950 is 5939422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22493951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 224890 + ... + 224989.

It is an arithmetic number, because the mean of its divisors is an integer number (3486570).

Almost surely, 2^22493950 is an apocalyptic number.

22493950 is a deficient number, since it is larger than the sum of its proper divisors (19344890).

22493950 is a wasteful number, since it uses less digits than its factorization.

22493950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449891 (or 449886 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 22493950 is about 4742.7787213826. The cubic root of 22493950 is about 282.2855029828.

The spelling of 22493950 in words is "twenty-two million, four hundred ninety-three thousand, nine hundred fifty".