22625147 has 8 divisors (see below), whose sum is σ = 24008400. Its totient is φ = 21247744.

The previous prime is 22625137. The next prime is 22625149. The reversal of 22625147 is 74152622.

It is a happy number.

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 22625147 - 2⁴ = 22625131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22625149) 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, 8504 + ... + 10842.

It is an arithmetic number, because the mean of its divisors is an integer number (3001050).

Almost surely, 2^22625147 is an apocalyptic number.

22625147 is a deficient number, since it is larger than the sum of its proper divisors (1383253).

22625147 is a wasteful number, since it uses less digits than its factorization.

22625147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2925.

The product of its digits is 6720, while the sum is 29.

The square root of 22625147 is about 4756.5898498820. The cubic root of 22625147 is about 282.8332538334.

Adding to 22625147 its reverse (74152622), we get a palindrome (96777769).

The spelling of 22625147 in words is "twenty-two million, six hundred twenty-five thousand, one hundred forty-seven".