82394731 has 2 divisors, whose sum is σ = 82394732. Its totient is φ = 82394730.

The previous prime is 82394693. The next prime is 82394737. The reversal of 82394731 is 13749328.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82394731 - 2¹⁷ = 82263659 is a prime.

It is a super-2 number, since 2×82394731² = 13577783393124722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (82394737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41197365 + 41197366.

It is an arithmetic number, because the mean of its divisors is an integer number (41197366).

Almost surely, 2^82394731 is an apocalyptic number.

82394731 is a deficient number, since it is larger than the sum of its proper divisors (1).

82394731 is an equidigital number, since it uses as much as digits as its factorization.

82394731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 37.

The square root of 82394731 is about 9077.1543448374. The cubic root of 82394731 is about 435.1441474102.

The spelling of 82394731 in words is "eighty-two million, three hundred ninety-four thousand, seven hundred thirty-one".