85561334 has 16 divisors (see below), whose sum is σ = 134120448. Its totient is φ = 40860072.

The previous prime is 85561277. The next prime is 85561337. The reversal of 85561334 is 43316558.

It is a junction number, because it is equal to n+sod(n) for n = 85561294 and 85561303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85561337) 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, 53819 + ... + 55385.

It is an arithmetic number, because the mean of its divisors is an integer number (8382528).

Almost surely, 2^85561334 is an apocalyptic number.

85561334 is a deficient number, since it is larger than the sum of its proper divisors (48559114).

85561334 is a wasteful number, since it uses less digits than its factorization.

85561334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2779.

The product of its digits is 43200, while the sum is 35.

The square root of 85561334 is about 9249.9369727582. The cubic root of 85561334 is about 440.6487228245.

The spelling of 85561334 in words is "eighty-five million, five hundred sixty-one thousand, three hundred thirty-four".