85746730 has 16 divisors (see below), whose sum is σ = 157934304. Its totient is φ = 33500880.

The previous prime is 85746721. The next prime is 85746757. The reversal of 85746730 is 3764758.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 99276 + ... + 100135.

It is an arithmetic number, because the mean of its divisors is an integer number (9870894).

Almost surely, 2^85746730 is an apocalyptic number.

85746730 is a deficient number, since it is larger than the sum of its proper divisors (72187574).

85746730 is a wasteful number, since it uses less digits than its factorization.

85746730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199461.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 85746730 is about 9259.9530236389. The cubic root of 85746730 is about 440.9667620289.

The spelling of 85746730 in words is "eighty-five million, seven hundred forty-six thousand, seven hundred thirty".