746418731 has 2 divisors, whose sum is σ = 746418732. Its totient is φ = 746418730.

The previous prime is 746418727. The next prime is 746418767. The reversal of 746418731 is 137814647.

It is a weak prime.

It is an emirp because it is prime and its reverse (137814647) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 746418731 - 2² = 746418727 is a prime.

It is a super-2 number, since 2×746418731² = 1114281843975300722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (746412731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373209365 + 373209366.

It is an arithmetic number, because the mean of its divisors is an integer number (373209366).

Almost surely, 2^746418731 is an apocalyptic number.

746418731 is a deficient number, since it is larger than the sum of its proper divisors (1).

746418731 is an equidigital number, since it uses as much as digits as its factorization.

746418731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112896, while the sum is 41.

The square root of 746418731 is about 27320.6649077214. The cubic root of 746418731 is about 907.1118557061. Note that the first 3 decimals are identical.

The spelling of 746418731 in words is "seven hundred forty-six million, four hundred eighteen thousand, seven hundred thirty-one".