85142466 has 24 divisors (see below), whose sum is σ = 184857660. Its totient is φ = 28322016.

The previous prime is 85142437. The next prime is 85142467. The reversal of 85142466 is 66424158.

It can be written as a sum of positive squares in 2 ways, for example, as 84548025 + 594441 = 9195^2 + 771^2 .

It is a super-2 number, since 2×85142466² = 14498479033122312, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 85142466.

It is not an unprimeable number, because it can be changed into a prime (85142467) 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, 4516 + ... + 13808.

Almost surely, 2^85142466 is an apocalyptic number.

85142466 is an abundant number, since it is smaller than the sum of its proper divisors (99715194).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85142466 is a wasteful number, since it uses less digits than its factorization.

85142466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9810 (or 9807 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 85142466 is about 9227.2675261965. The cubic root of 85142466 is about 439.9284766663.

The spelling of 85142466 in words is "eighty-five million, one hundred forty-two thousand, four hundred sixty-six".