22751541 has 6 divisors (see below), whose sum is σ = 32863350. Its totient is φ = 15167688.

The previous prime is 22751539. The next prime is 22751543. The reversal of 22751541 is 14515722.

It is an interprime number because it is at equal distance from previous prime (22751539) and next prime (22751543).

It can be written as a sum of positive squares in only one way, i.e., 12215025 + 10536516 = 3495^2 + 3246^2 .

It is not a de Polignac number, because 22751541 - 2¹ = 22751539 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22751543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1263966 + ... + 1263983.

It is an arithmetic number, because the mean of its divisors is an integer number (5477225).

Almost surely, 2^22751541 is an apocalyptic number.

It is an amenable number.

22751541 is a deficient number, since it is larger than the sum of its proper divisors (10111809).

22751541 is a wasteful number, since it uses less digits than its factorization.

22751541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2527955 (or 2527952 counting only the distinct ones).

The product of its digits is 2800, while the sum is 27.

The square root of 22751541 is about 4769.8575450426. The cubic root of 22751541 is about 283.3589530082.

The spelling of 22751541 in words is "twenty-two million, seven hundred fifty-one thousand, five hundred forty-one".