22749116 has 36 divisors (see below), whose sum is σ = 44872632. Its totient is φ = 10030944.

The previous prime is 22749101. The next prime is 22749121. The reversal of 22749116 is 61194722.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27095 + ... + 27921.

It is an arithmetic number, because the mean of its divisors is an integer number (1246462).

Almost surely, 2^22749116 is an apocalyptic number.

22749116 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

22749116 is a deficient number, since it is larger than the sum of its proper divisors (22123516).

22749116 is a wasteful number, since it uses less digits than its factorization.

22749116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 890 (or 865 counting only the distinct ones).

The product of its digits is 6048, while the sum is 32.

The square root of 22749116 is about 4769.6033378049. The cubic root of 22749116 is about 283.3488852671.

The spelling of 22749116 in words is "twenty-two million, seven hundred forty-nine thousand, one hundred sixteen".