85704770 has 16 divisors (see below), whose sum is σ = 159245568. Its totient is φ = 33175920.

The previous prime is 85704761. The next prime is 85704779. The reversal of 85704770 is 7740758.

It is an interprime number because it is at equal distance from previous prime (85704761) and next prime (85704779).

It is not an unprimeable number, because it can be changed into a prime (85704779) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137924 + ... + 138543.

It is an arithmetic number, because the mean of its divisors is an integer number (9952848).

Almost surely, 2^85704770 is an apocalyptic number.

85704770 is a deficient number, since it is larger than the sum of its proper divisors (73540798).

85704770 is a wasteful number, since it uses less digits than its factorization.

85704770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276505.

The product of its (nonzero) digits is 54880, while the sum is 38.

The square root of 85704770 is about 9257.6870761546. The cubic root of 85704770 is about 440.8948215429.

The spelling of 85704770 in words is "eighty-five million, seven hundred four thousand, seven hundred seventy".