4274381 has 2 divisors, whose sum is σ = 4274382. Its totient is φ = 4274380.

The previous prime is 4274377. The next prime is 4274393. The reversal of 4274381 is 1834724.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3118756 + 1155625 = 1766^2 + 1075^2 .

It is a cyclic number.

It is not a de Polignac number, because 4274381 - 2² = 4274377 is a prime.

It is a super-2 number, since 2×4274381² = 36540665866322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4276381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2137190 + 2137191.

It is an arithmetic number, because the mean of its divisors is an integer number (2137191).

Almost surely, 2^4274381 is an apocalyptic number.

It is an amenable number.

4274381 is a deficient number, since it is larger than the sum of its proper divisors (1).

4274381 is an equidigital number, since it uses as much as digits as its factorization.

4274381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5376, while the sum is 29.

The square root of 4274381 is about 2067.4576174616. The cubic root of 4274381 is about 162.2897446404.

It can be divided in two parts, 42743 and 81, that added together give a palindrome (42824).

The spelling of 4274381 in words is "four million, two hundred seventy-four thousand, three hundred eighty-one".