85242004 has 12 divisors (see below), whose sum is σ = 149498944. Its totient is φ = 42528024.

The previous prime is 85241987. The next prime is 85242011. The reversal of 85242004 is 40024258.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 85242004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21162 + ... + 24865.

Almost surely, 2^85242004 is an apocalyptic number.

It is an amenable number.

85242004 is a deficient number, since it is larger than the sum of its proper divisors (64256940).

85242004 is a wasteful number, since it uses less digits than its factorization.

85242004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46494 (or 46492 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 85242004 is about 9232.6596384790. The cubic root of 85242004 is about 440.0998464867.

The spelling of 85242004 in words is "eighty-five million, two hundred forty-two thousand, four".