85243996 has 6 divisors (see below), whose sum is σ = 149177000. Its totient is φ = 42621996.

The previous prime is 85243987. The next prime is 85243999. The reversal of 85243996 is 69934258.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85243999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10655496 + ... + 10655503.

Almost surely, 2^85243996 is an apocalyptic number.

It is an amenable number.

85243996 is a deficient number, since it is larger than the sum of its proper divisors (63933004).

85243996 is a wasteful number, since it uses less digits than its factorization.

85243996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21311003 (or 21311001 counting only the distinct ones).

The product of its digits is 466560, while the sum is 46.

The square root of 85243996 is about 9232.7675157560. The cubic root of 85243996 is about 440.1032746561.

The spelling of 85243996 in words is "eighty-five million, two hundred forty-three thousand, nine hundred ninety-six".