85628454 has 16 divisors (see below), whose sum is σ = 174901248. Its totient is φ = 27935432.

The previous prime is 85628449. The next prime is 85628461. The reversal of 85628454 is 45482658.

It is a Curzon number.

It is a congruent number.

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, 151542 + ... + 152105.

It is an arithmetic number, because the mean of its divisors is an integer number (10931328).

Almost surely, 2^85628454 is an apocalyptic number.

85628454 is an abundant number, since it is smaller than the sum of its proper divisors (89272794).

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

85628454 is a wasteful number, since it uses less digits than its factorization.

85628454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303699.

The product of its digits is 307200, while the sum is 42.

The square root of 85628454 is about 9253.5643943294. The cubic root of 85628454 is about 440.7639174277.

The spelling of 85628454 in words is "eighty-five million, six hundred twenty-eight thousand, four hundred fifty-four".