22150704 has 40 divisors (see below), whose sum is σ = 57395632. Its totient is φ = 7361280.

The previous prime is 22150703. The next prime is 22150717. The reversal of 22150704 is 40705122.

It is not an unprimeable number, because it can be changed into a prime (22150703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25542 + ... + 26394.

Almost surely, 2^22150704 is an apocalyptic number.

22150704 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22150704 is an abundant number, since it is smaller than the sum of its proper divisors (35244928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22150704 is a wasteful number, since it uses less digits than its factorization.

22150704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1405 (or 1399 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 22150704 is about 4706.4534418179. The cubic root of 22150704 is about 280.8422936108.

Adding to 22150704 its reverse (40705122), we get a palindrome (62855826).

The spelling of 22150704 in words is "twenty-two million, one hundred fifty thousand, seven hundred four".