85782412 has 6 divisors (see below), whose sum is σ = 150119228. Its totient is φ = 42891204.

The previous prime is 85782407. The next prime is 85782421. The reversal of 85782412 is 21428758.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10722798 + ... + 10722805.

Almost surely, 2^85782412 is an apocalyptic number.

It is an amenable number.

85782412 is a deficient number, since it is larger than the sum of its proper divisors (64336816).

85782412 is a wasteful number, since it uses less digits than its factorization.

85782412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21445607 (or 21445605 counting only the distinct ones).

The product of its digits is 35840, while the sum is 37.

The square root of 85782412 is about 9261.8795068820. The cubic root of 85782412 is about 441.0279204115.

The spelling of 85782412 in words is "eighty-five million, seven hundred eighty-two thousand, four hundred twelve".