85473456 has 40 divisors (see below), whose sum is σ = 221627184. Its totient is φ = 28385280.

The previous prime is 85473407. The next prime is 85473461. The reversal of 85473456 is 65437458.

It is a super-3 number, since 3×85473456³ (a number of 25 digits) contains 333 as substring.

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, 10320 + ... + 16656.

Almost surely, 2^85473456 is an apocalyptic number.

It is an amenable number.

85473456 is an abundant number, since it is smaller than the sum of its proper divisors (136153728).

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

85473456 is a wasteful number, since it uses less digits than its factorization.

85473456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6629 (or 6623 counting only the distinct ones).

The product of its digits is 403200, while the sum is 42.

The square root of 85473456 is about 9245.1855578999. The cubic root of 85473456 is about 440.4978112250.

The spelling of 85473456 in words is "eighty-five million, four hundred seventy-three thousand, four hundred fifty-six".