748242247 has 2 divisors, whose sum is σ = 748242248. Its totient is φ = 748242246.

The previous prime is 748242241. The next prime is 748242277. The reversal of 748242247 is 742242847.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 748242247 - 2²⁷ = 614024519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (748242241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374121123 + 374121124.

It is an arithmetic number, because the mean of its divisors is an integer number (374121124).

Almost surely, 2^748242247 is an apocalyptic number.

748242247 is a deficient number, since it is larger than the sum of its proper divisors (1).

748242247 is an equidigital number, since it uses as much as digits as its factorization.

748242247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 200704, while the sum is 40.

The square root of 748242247 is about 27354.0170176155. The cubic root of 748242247 is about 907.8499524841.

It can be divided in two parts, 7482 and 42247, that added together give a square (49729 = 223²).

The spelling of 748242247 in words is "seven hundred forty-eight million, two hundred forty-two thousand, two hundred forty-seven".