682222155 has 32 divisors (see below), whose sum is σ = 1180376064. Its totient is φ = 335156736.

The previous prime is 682222153. The next prime is 682222181. The reversal of 682222155 is 551222286.

It is a happy number.

It is not a de Polignac number, because 682222155 - 2¹ = 682222153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (682222153) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16477 + ... + 40446.

It is an arithmetic number, because the mean of its divisors is an integer number (36886752).

Almost surely, 2^682222155 is an apocalyptic number.

682222155 is a deficient number, since it is larger than the sum of its proper divisors (498153909).

682222155 is a wasteful number, since it uses less digits than its factorization.

682222155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56995.

The product of its digits is 19200, while the sum is 33.

The square root of 682222155 is about 26119.3827453866. The cubic root of 682222155 is about 880.3227788889.

The spelling of 682222155 in words is "six hundred eighty-two million, two hundred twenty-two thousand, one hundred fifty-five".