41785999 has 4 divisors (see below), whose sum is σ = 41805880. Its totient is φ = 41766120.

The previous prime is 41785993. The next prime is 41786029. The reversal of 41785999 is 99958714.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99958714 = 2 ⋅49979357.

It is a cyclic number.

It is not a de Polignac number, because 41785999 - 2⁹ = 41785487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41785993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6357 + ... + 11134.

It is an arithmetic number, because the mean of its divisors is an integer number (10451470).

Almost surely, 2^41785999 is an apocalyptic number.

41785999 is a deficient number, since it is larger than the sum of its proper divisors (19881).

41785999 is a wasteful number, since it uses less digits than its factorization.

41785999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19880.

The product of its digits is 816480, while the sum is 52.

The square root of 41785999 is about 6464.2090776831. The cubic root of 41785999 is about 347.0112833965.

The spelling of 41785999 in words is "forty-one million, seven hundred eighty-five thousand, nine hundred ninety-nine".