38233313 has 2 divisors, whose sum is σ = 38233314. Its totient is φ = 38233312.

The previous prime is 38233309. The next prime is 38233333. The reversal of 38233313 is 31333283.

38233313 is nontrivially palindromic in base 7.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31618129 + 6615184 = 5623^2 + 2572^2 .

It is a cyclic number.

It is not a de Polignac number, because 38233313 - 2² = 38233309 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (38233303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19116656 + 19116657.

It is an arithmetic number, because the mean of its divisors is an integer number (19116657).

Almost surely, 2^38233313 is an apocalyptic number.

It is an amenable number.

38233313 is a deficient number, since it is larger than the sum of its proper divisors (1).

38233313 is an equidigital number, since it uses as much as digits as its factorization.

38233313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 26.

The square root of 38233313 is about 6183.3092272666. The cubic root of 38233313 is about 336.8842009252.

Adding to 38233313 its reverse (31333283), we get a palindrome (69566596).

The spelling of 38233313 in words is "thirty-eight million, two hundred thirty-three thousand, three hundred thirteen".