22409948 has 12 divisors (see below), whose sum is σ = 42782712. Its totient is φ = 10186320.

The previous prime is 22409941. The next prime is 22409951. The reversal of 22409948 is 84990422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22409941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254615 + ... + 254702.

It is an arithmetic number, because the mean of its divisors is an integer number (3565226).

Almost surely, 2^22409948 is an apocalyptic number.

It is an amenable number.

22409948 is a deficient number, since it is larger than the sum of its proper divisors (20372764).

22409948 is a wasteful number, since it uses less digits than its factorization.

22409948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509332 (or 509330 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 22409948 is about 4733.9146591378. The cubic root of 22409948 is about 281.9336731826.

The spelling of 22409948 in words is "twenty-two million, four hundred nine thousand, nine hundred forty-eight".