22747965 has 8 divisors (see below), whose sum is σ = 36396768. Its totient is φ = 12132240.

The previous prime is 22747961. The next prime is 22747969. The reversal of 22747965 is 56974722.

It is an interprime number because it is at equal distance from previous prime (22747961) and next prime (22747969).

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

It is not a de Polignac number, because 22747965 - 2² = 22747961 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22747961) 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, 758251 + ... + 758280.

It is an arithmetic number, because the mean of its divisors is an integer number (4549596).

Almost surely, 2^22747965 is an apocalyptic number.

It is an amenable number.

22747965 is a deficient number, since it is larger than the sum of its proper divisors (13648803).

22747965 is a wasteful number, since it uses less digits than its factorization.

22747965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1516539.

The product of its digits is 211680, while the sum is 42.

The square root of 22747965 is about 4769.4826763497. The cubic root of 22747965 is about 283.3441064723.

The spelling of 22747965 in words is "twenty-two million, seven hundred forty-seven thousand, nine hundred sixty-five".