85492423 has 2 divisors, whose sum is σ = 85492424. Its totient is φ = 85492422.

The previous prime is 85492411. The next prime is 85492447. The reversal of 85492423 is 32429458.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85492423 - 2¹⁷ = 85361351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85492223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42746211 + 42746212.

It is an arithmetic number, because the mean of its divisors is an integer number (42746212).

Almost surely, 2^85492423 is an apocalyptic number.

85492423 is a deficient number, since it is larger than the sum of its proper divisors (1).

85492423 is an equidigital number, since it uses as much as digits as its factorization.

85492423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69120, while the sum is 37.

The square root of 85492423 is about 9246.2112781398. The cubic root of 85492423 is about 440.5303917260.

The spelling of 85492423 in words is "eighty-five million, four hundred ninety-two thousand, four hundred twenty-three".