874747693 has 2 divisors, whose sum is σ = 874747694. Its totient is φ = 874747692.

The previous prime is 874747639. The next prime is 874747703. The reversal of 874747693 is 396747478.

874747693 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (874747639) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 739676809 + 135070884 = 27197^2 + 11622^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-874747693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (874747633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 437373846 + 437373847.

It is an arithmetic number, because the mean of its divisors is an integer number (437373847).

Almost surely, 2^874747693 is an apocalyptic number.

It is an amenable number.

874747693 is a deficient number, since it is larger than the sum of its proper divisors (1).

874747693 is an equidigital number, since it uses as much as digits as its factorization.

874747693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7112448, while the sum is 55.

The square root of 874747693 is about 29576.1338413255. The cubic root of 874747693 is about 956.3736499908.

The spelling of 874747693 in words is "eight hundred seventy-four million, seven hundred forty-seven thousand, six hundred ninety-three".