85122946 has 16 divisors (see below), whose sum is σ = 132564600. Its totient is φ = 40945408.

The previous prime is 85122943. The next prime is 85122949. The reversal of 85122946 is 64922158.

It is an interprime number because it is at equal distance from previous prime (85122943) and next prime (85122949).

It can be written as a sum of positive squares in 4 ways, for example, as 83923921 + 1199025 = 9161^2 + 1095^2 .

It is not an unprimeable number, because it can be changed into a prime (85122941) 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 7 ways as a sum of consecutive naturals, for example, 14490 + ... + 19498.

Almost surely, 2^85122946 is an apocalyptic number.

85122946 is a deficient number, since it is larger than the sum of its proper divisors (47441654).

85122946 is a wasteful number, since it uses less digits than its factorization.

85122946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5333.

The product of its digits is 34560, while the sum is 37.

The square root of 85122946 is about 9226.2097309784. The cubic root of 85122946 is about 439.8948543522.

It can be divided in two parts, 85122 and 946, that added together give a palindrome (86068).

The spelling of 85122946 in words is "eighty-five million, one hundred twenty-two thousand, nine hundred forty-six".