85240332 has 36 divisors (see below), whose sum is σ = 215855640. Its totient is φ = 28362432.

The previous prime is 85240303. The next prime is 85240333. The reversal of 85240332 is 23304258.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 85240296 and 85240305.

It is not an unprimeable number, because it can be changed into a prime (85240333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21928 + ... + 25520.

It is an arithmetic number, because the mean of its divisors is an integer number (5995990).

Almost surely, 2^85240332 is an apocalyptic number.

It is an amenable number.

85240332 is an abundant number, since it is smaller than the sum of its proper divisors (130615308).

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

85240332 is a wasteful number, since it uses less digits than its factorization.

85240332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4262 (or 4257 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 85240332 is about 9232.5690899121. The cubic root of 85240332 is about 440.0969689861.

The spelling of 85240332 in words is "eighty-five million, two hundred forty thousand, three hundred thirty-two".