3722242427 has 2 divisors, whose sum is σ = 3722242428. Its totient is φ = 3722242426.

The previous prime is 3722242373. The next prime is 3722242471. The reversal of 3722242427 is 7242422273.

It is a strong prime.

It is an emirp because it is prime and its reverse (7242422273) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3722242427 is a prime.

It is not a weakly prime, because it can be changed into another prime (3722245427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1861121213 + 1861121214.

It is an arithmetic number, because the mean of its divisors is an integer number (1861121214).

Almost surely, 2^3722242427 is an apocalyptic number.

3722242427 is a deficient number, since it is larger than the sum of its proper divisors (1).

3722242427 is an equidigital number, since it uses as much as digits as its factorization.

3722242427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75264, while the sum is 35.

The square root of 3722242427 is about 61010.1829779259. The cubic root of 3722242427 is about 1549.7734565889.

The spelling of 3722242427 in words is "three billion, seven hundred twenty-two million, two hundred forty-two thousand, four hundred twenty-seven".