85964728 has 16 divisors (see below), whose sum is σ = 164225880. Its totient is φ = 42171168.

The previous prime is 85964687. The next prime is 85964761. The reversal of 85964728 is 82746958.

It is a super-2 number, since 2×85964728² = 14779868920227968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100950 + ... + 101797.

Almost surely, 2^85964728 is an apocalyptic number.

It is an amenable number.

85964728 is a deficient number, since it is larger than the sum of its proper divisors (78261152).

85964728 is a wasteful number, since it uses less digits than its factorization.

85964728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202806 (or 202802 counting only the distinct ones).

The product of its digits is 967680, while the sum is 49.

The square root of 85964728 is about 9271.7165616729. The cubic root of 85964728 is about 441.3401427276.

The spelling of 85964728 in words is "eighty-five million, nine hundred sixty-four thousand, seven hundred twenty-eight".