86794739 has 2 divisors, whose sum is σ = 86794740. Its totient is φ = 86794738.

The previous prime is 86794667. The next prime is 86794751. The reversal of 86794739 is 93749768.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86794739 - 2⁸ = 86794483 is a prime.

It is not a weakly prime, because it can be changed into another prime (86794789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43397369 + 43397370.

It is an arithmetic number, because the mean of its divisors is an integer number (43397370).

Almost surely, 2^86794739 is an apocalyptic number.

86794739 is a deficient number, since it is larger than the sum of its proper divisors (1).

86794739 is an equidigital number, since it uses as much as digits as its factorization.

86794739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2286144, while the sum is 53.

The square root of 86794739 is about 9316.3694108810. The cubic root of 86794739 is about 442.7560121734.

The spelling of 86794739 in words is "eighty-six million, seven hundred ninety-four thousand, seven hundred thirty-nine".