4744391 has 2 divisors, whose sum is σ = 4744392. Its totient is φ = 4744390.

The previous prime is 4744387. The next prime is 4744393. The reversal of 4744391 is 1934474.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4744391 - 2² = 4744387 is a prime.

Together with 4744393, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4744393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2372195 + 2372196.

It is an arithmetic number, because the mean of its divisors is an integer number (2372196).

Almost surely, 2^4744391 is an apocalyptic number.

4744391 is a deficient number, since it is larger than the sum of its proper divisors (1).

4744391 is an equidigital number, since it uses as much as digits as its factorization.

4744391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 32.

The square root of 4744391 is about 2178.1622988198. The cubic root of 4744391 is about 168.0325782437.

The spelling of 4744391 in words is "four million, seven hundred forty-four thousand, three hundred ninety-one".