85700034 has 24 divisors (see below), whose sum is σ = 212209920. Its totient is φ = 24485688.

The previous prime is 85700011. The next prime is 85700039. The reversal of 85700034 is 43000758.

It is a junction number, because it is equal to n+sod(n) for n = 85699980 and 85700007.

It is not an unprimeable number, because it can be changed into a prime (85700039) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 339954 + ... + 340205.

It is an arithmetic number, because the mean of its divisors is an integer number (8842080).

Almost surely, 2^85700034 is an apocalyptic number.

85700034 is an abundant number, since it is smaller than the sum of its proper divisors (126509886).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85700034 is a wasteful number, since it uses less digits than its factorization.

85700034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680174 (or 680171 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 85700034 is about 9257.4312851892. The cubic root of 85700034 is about 440.8867001889.

The spelling of 85700034 in words is "eighty-five million, seven hundred thousand, thirty-four".