222277077 has 12 divisors (see below), whose sum is σ = 350254944. Its totient is φ = 134713320.

The previous prime is 222277049. The next prime is 222277079. The reversal of 222277077 is 770772222.

It is not a de Polignac number, because 222277077 - 2¹¹ = 222275029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222277079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1122513 + ... + 1122710.

It is an arithmetic number, because the mean of its divisors is an integer number (29187912).

Almost surely, 2^222277077 is an apocalyptic number.

It is an amenable number.

222277077 is a deficient number, since it is larger than the sum of its proper divisors (127977867).

222277077 is a wasteful number, since it uses less digits than its factorization.

222277077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2245240 (or 2245237 counting only the distinct ones).

The product of its (nonzero) digits is 38416, while the sum is 36.

The square root of 222277077 is about 14908.9596216503. The cubic root of 222277077 is about 605.7566990502.

The spelling of 222277077 in words is "two hundred twenty-two million, two hundred seventy-seven thousand, seventy-seven".