22325487 has 8 divisors (see below), whose sum is σ = 30727680. Its totient is φ = 14403480.

The previous prime is 22325461. The next prime is 22325491. The reversal of 22325487 is 78452322.

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

It is not a de Polignac number, because 22325487 - 2⁸ = 22325231 is a prime.

It is a super-3 number, since 3×22325487³ (a number of 23 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22325497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119937 + ... + 120122.

It is an arithmetic number, because the mean of its divisors is an integer number (3840960).

Almost surely, 2^22325487 is an apocalyptic number.

22325487 is a deficient number, since it is larger than the sum of its proper divisors (8402193).

22325487 is a wasteful number, since it uses less digits than its factorization.

22325487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240093.

The product of its digits is 26880, while the sum is 33.

The square root of 22325487 is about 4724.9853968028. The cubic root of 22325487 is about 281.5790333840.

The spelling of 22325487 in words is "twenty-two million, three hundred twenty-five thousand, four hundred eighty-seven".