85553332 has 6 divisors (see below), whose sum is σ = 149718338. Its totient is φ = 42776664.

The previous prime is 85553327. The next prime is 85553339. The reversal of 85553332 is 23335558.

It can be written as a sum of positive squares in only one way, i.e., 73205136 + 12348196 = 8556^2 + 3514^2 .

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85553339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10694163 + ... + 10694170.

Almost surely, 2^85553332 is an apocalyptic number.

It is an amenable number.

85553332 is a deficient number, since it is larger than the sum of its proper divisors (64165006).

85553332 is a wasteful number, since it uses less digits than its factorization.

85553332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21388337 (or 21388335 counting only the distinct ones).

The product of its digits is 54000, while the sum is 34.

The square root of 85553332 is about 9249.5044191567. The cubic root of 85553332 is about 440.6349853848.

The spelling of 85553332 in words is "eighty-five million, five hundred fifty-three thousand, three hundred thirty-two".