38427331 has 2 divisors, whose sum is σ = 38427332. Its totient is φ = 38427330.

The previous prime is 38427317. The next prime is 38427353. The reversal of 38427331 is 13372483.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38427331 - 2⁵ = 38427299 is a prime.

It is a super-2 number, since 2×38427331² = 2953319535567122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 38427293 and 38427302.

It is not a weakly prime, because it can be changed into another prime (38427391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19213665 + 19213666.

It is an arithmetic number, because the mean of its divisors is an integer number (19213666).

Almost surely, 2^38427331 is an apocalyptic number.

38427331 is a deficient number, since it is larger than the sum of its proper divisors (1).

38427331 is an equidigital number, since it uses as much as digits as its factorization.

38427331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 31.

The square root of 38427331 is about 6198.9782222557. The cubic root of 38427331 is about 337.4530883128.

The spelling of 38427331 in words is "thirty-eight million, four hundred twenty-seven thousand, three hundred thirty-one".