746891 has 2 divisors, whose sum is σ = 746892. Its totient is φ = 746890.

The previous prime is 746873. The next prime is 746899. The reversal of 746891 is 198647.

It is a strong prime.

It is an emirp because it is prime and its reverse (198647) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-746891 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (746899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373445 + 373446.

It is an arithmetic number, because the mean of its divisors is an integer number (373446).

2⁷⁴⁶⁸⁹¹ is an apocalyptic number.

746891 is a deficient number, since it is larger than the sum of its proper divisors (1).

746891 is an equidigital number, since it uses as much as digits as its factorization.

746891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 35.

The square root of 746891 is about 864.2285577323. The cubic root of 746891 is about 90.7303129260.

The spelling of 746891 in words is "seven hundred forty-six thousand, eight hundred ninety-one".