22283488 has 12 divisors (see below), whose sum is σ = 43870680. Its totient is φ = 11141728.

The previous prime is 22283473. The next prime is 22283491. The reversal of 22283488 is 88438222.

It is a super-2 number, since 2×22283488² = 993107674892288, which contains 22 as substring.

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, 348148 + ... + 348211.

It is an arithmetic number, because the mean of its divisors is an integer number (3655890).

Almost surely, 2^22283488 is an apocalyptic number.

It is an amenable number.

22283488 is a deficient number, since it is larger than the sum of its proper divisors (21587192).

22283488 is an equidigital number, since it uses as much as digits as its factorization.

22283488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696369 (or 696361 counting only the distinct ones).

The product of its digits is 49152, while the sum is 37.

The square root of 22283488 is about 4720.5389522808. The cubic root of 22283488 is about 281.4023524849.

The spelling of 22283488 in words is "twenty-two million, two hundred eighty-three thousand, four hundred eighty-eight".