82245783 has 16 divisors (see below), whose sum is σ = 114316160. Its totient is φ = 52547616.

The previous prime is 82245767. The next prime is 82245791. The reversal of 82245783 is 38754228.

It is not a de Polignac number, because 82245783 - 2⁴ = 82245767 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 (82245703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1908 + ... + 12966.

It is an arithmetic number, because the mean of its divisors is an integer number (7144760).

Almost surely, 2^82245783 is an apocalyptic number.

82245783 is a deficient number, since it is larger than the sum of its proper divisors (32070377).

82245783 is a wasteful number, since it uses less digits than its factorization.

82245783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11166.

The product of its digits is 107520, while the sum is 39.

The square root of 82245783 is about 9068.9460798926. The cubic root of 82245783 is about 434.8817805314.

It can be divided in two parts, 82245 and 783, that added together give a triangular number (83028 = T₄₀₇).

The spelling of 82245783 in words is "eighty-two million, two hundred forty-five thousand, seven hundred eighty-three".