22697461 has 2 divisors, whose sum is σ = 22697462. Its totient is φ = 22697460.

The previous prime is 22697447. The next prime is 22697483. The reversal of 22697461 is 16479622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17901361 + 4796100 = 4231^2 + 2190^2 .

It is a cyclic number.

It is not a de Polignac number, because 22697461 - 2¹⁷ = 22566389 is a prime.

It is a Chen prime.

It is a zygodrome in base 4.

It is a self number, because there is not a number n which added to its sum of digits gives 22697461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22697491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11348730 + 11348731.

It is an arithmetic number, because the mean of its divisors is an integer number (11348731).

Almost surely, 2^22697461 is an apocalyptic number.

It is an amenable number.

22697461 is a deficient number, since it is larger than the sum of its proper divisors (1).

22697461 is an equidigital number, since it uses as much as digits as its factorization.

22697461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 37.

The square root of 22697461 is about 4764.1852398915. The cubic root of 22697461 is about 283.1342618558.

It can be divided in two parts, 2269 and 7461, that added together give a triangular number (9730 = T₁₃₉).

The spelling of 22697461 in words is "twenty-two million, six hundred ninety-seven thousand, four hundred sixty-one".