746297381 has 2 divisors, whose sum is σ = 746297382. Its totient is φ = 746297380.

The previous prime is 746297359. The next prime is 746297393. The reversal of 746297381 is 183792647.

746297381 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 698756356 + 47541025 = 26434^2 + 6895^2 .

It is an emirp because it is prime and its reverse (183792647) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-746297381 is a prime.

It is a super-2 number, since 2×746297381² = 1113919561774918322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (746297311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373148690 + 373148691.

It is an arithmetic number, because the mean of its divisors is an integer number (373148691).

Almost surely, 2^746297381 is an apocalyptic number.

It is an amenable number.

746297381 is a deficient number, since it is larger than the sum of its proper divisors (1).

746297381 is an equidigital number, since it uses as much as digits as its factorization.

746297381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 508032, while the sum is 47.

The square root of 746297381 is about 27318.4439710610. The cubic root of 746297381 is about 907.0626947437.

The spelling of 746297381 in words is "seven hundred forty-six million, two hundred ninety-seven thousand, three hundred eighty-one".