85474852 has 6 divisors (see below), whose sum is σ = 149580998. Its totient is φ = 42737424.

The previous prime is 85474819. The next prime is 85474891. The reversal of 85474852 is 25847458.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 54405376 + 31069476 = 7376^2 + 5574^2 .

It is a junction number, because it is equal to n+sod(n) for n = 85474799 and 85474808.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10684353 + ... + 10684360.

Almost surely, 2^85474852 is an apocalyptic number.

It is an amenable number.

85474852 is a deficient number, since it is larger than the sum of its proper divisors (64106146).

85474852 is a wasteful number, since it uses less digits than its factorization.

85474852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21368717 (or 21368715 counting only the distinct ones).

The product of its digits is 358400, while the sum is 43.

The square root of 85474852 is about 9245.2610563467. The cubic root of 85474852 is about 440.5002093637.

The spelling of 85474852 in words is "eighty-five million, four hundred seventy-four thousand, eight hundred fifty-two".