22087097 has 8 divisors (see below), whose sum is σ = 24141312. Its totient is φ = 20116800.

The previous prime is 22087073. The next prime is 22087103. The reversal of 22087097 is 79078022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22087097 - 2⁶ = 22087033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22087007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20429 + ... + 21482.

It is an arithmetic number, because the mean of its divisors is an integer number (3017664).

Almost surely, 2^22087097 is an apocalyptic number.

It is an amenable number.

22087097 is a deficient number, since it is larger than the sum of its proper divisors (2054215).

22087097 is a wasteful number, since it uses less digits than its factorization.

22087097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41959.

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 22087097 is about 4699.6911600657. The cubic root of 22087097 is about 280.5732177112.

The spelling of 22087097 in words is "twenty-two million, eighty-seven thousand, ninety-seven".