22766541 has 16 divisors (see below), whose sum is σ = 36518400. Its totient is φ = 12324528.

The previous prime is 22766539. The next prime is 22766543. The reversal of 22766541 is 14566722.

It is an interprime number because it is at equal distance from previous prime (22766539) and next prime (22766543).

It is not a de Polignac number, because 22766541 - 2¹ = 22766539 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22766543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28131 + ... + 28928.

It is an arithmetic number, because the mean of its divisors is an integer number (2282400).

Almost surely, 2^22766541 is an apocalyptic number.

22766541 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22766541 is a deficient number, since it is larger than the sum of its proper divisors (13751859).

22766541 is a wasteful number, since it uses less digits than its factorization.

22766541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57088.

The product of its digits is 20160, while the sum is 33.

The square root of 22766541 is about 4771.4296599657. The cubic root of 22766541 is about 283.4212118028.

The spelling of 22766541 in words is "twenty-two million, seven hundred sixty-six thousand, five hundred forty-one".