746764243 has 2 divisors, whose sum is σ = 746764244. Its totient is φ = 746764242.

The previous prime is 746764241. The next prime is 746764259. The reversal of 746764243 is 342467647.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 746764243 - 2¹ = 746764241 is a prime.

Together with 746764241, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 746764243.

It is not a weakly prime, because it can be changed into another prime (746764241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373382121 + 373382122.

It is an arithmetic number, because the mean of its divisors is an integer number (373382122).

Almost surely, 2^746764243 is an apocalyptic number.

746764243 is a deficient number, since it is larger than the sum of its proper divisors (1).

746764243 is an equidigital number, since it uses as much as digits as its factorization.

746764243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 677376, while the sum is 43.

The square root of 746764243 is about 27326.9874483083. The cubic root of 746764243 is about 907.2517993558.

The spelling of 746764243 in words is "seven hundred forty-six million, seven hundred sixty-four thousand, two hundred forty-three".