85826290 has 32 divisors (see below), whose sum is σ = 173975040. Its totient is φ = 30201600.

The previous prime is 85826269. The next prime is 85826303. The reversal of 85826290 is 9262858.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9175 + ... + 15994.

It is an arithmetic number, because the mean of its divisors is an integer number (5436720).

Almost surely, 2^85826290 is an apocalyptic number.

85826290 is an abundant number, since it is smaller than the sum of its proper divisors (88148750).

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

85826290 is a wasteful number, since it uses less digits than its factorization.

85826290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25218.

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 85826290 is about 9264.2479457320. The cubic root of 85826290 is about 441.1031033623.

The spelling of 85826290 in words is "eighty-five million, eight hundred twenty-six thousand, two hundred ninety".