85340464 has 40 divisors (see below), whose sum is σ = 183358800. Its totient is φ = 38150400.

The previous prime is 85340449. The next prime is 85340473. The reversal of 85340464 is 46404358.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6762 + ... + 14710.

It is an arithmetic number, because the mean of its divisors is an integer number (4583970).

Almost surely, 2^85340464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85340464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91679400).

85340464 is an abundant number, since it is smaller than the sum of its proper divisors (98018336).

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

85340464 is a wasteful number, since it uses less digits than its factorization.

85340464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8029 (or 8023 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

The square root of 85340464 is about 9237.9902576264. The cubic root of 85340464 is about 440.2692291686.

The spelling of 85340464 in words is "eighty-five million, three hundred forty thousand, four hundred sixty-four".