85037534 has 4 divisors (see below), whose sum is σ = 127556304. Its totient is φ = 42518766.

The previous prime is 85037497. The next prime is 85037551. The reversal of 85037534 is 43573058.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43573058 = 2 ⋅21786529.

It is a junction number, because it is equal to n+sod(n) for n = 85037494 and 85037503.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 21259382 + ... + 21259385.

It is an arithmetic number, because the mean of its divisors is an integer number (31889076).

Almost surely, 2^85037534 is an apocalyptic number.

85037534 is a deficient number, since it is larger than the sum of its proper divisors (42518770).

85037534 is a wasteful number, since it uses less digits than its factorization.

85037534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42518769.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 85037534 is about 9221.5797995788. The cubic root of 85037534 is about 439.7476755765.

The spelling of 85037534 in words is "eighty-five million, thirty-seven thousand, five hundred thirty-four".