22775151 has 12 divisors (see below), whose sum is σ = 35324952. Its totient is φ = 13014288.

The previous prime is 22775141. The next prime is 22775161. The reversal of 22775151 is 15157722.

It is an interprime number because it is at equal distance from previous prime (22775141) and next prime (22775161).

It is not a de Polignac number, because 22775151 - 2¹⁰ = 22774127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22775101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77320 + ... + 77613.

It is an arithmetic number, because the mean of its divisors is an integer number (2943746).

Almost surely, 2^22775151 is an apocalyptic number.

22775151 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

22775151 is a deficient number, since it is larger than the sum of its proper divisors (12549801).

22775151 is a wasteful number, since it uses less digits than its factorization.

22775151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154950 (or 154943 counting only the distinct ones).

The product of its digits is 4900, while the sum is 30.

The square root of 22775151 is about 4772.3318199807. The cubic root of 22775151 is about 283.4569359981.

The spelling of 22775151 in words is "twenty-two million, seven hundred seventy-five thousand, one hundred fifty-one".