38831701 has 2 divisors, whose sum is σ = 38831702. Its totient is φ = 38831700.

The previous prime is 38831699. The next prime is 38831707. The reversal of 38831701 is 10713883.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26936100 + 11895601 = 5190^2 + 3449^2 .

It is a cyclic number.

It is not a de Polignac number, because 38831701 - 2¹ = 38831699 is a prime.

Together with 38831699, 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 (38831707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19415850 + 19415851.

It is an arithmetic number, because the mean of its divisors is an integer number (19415851).

Almost surely, 2^38831701 is an apocalyptic number.

It is an amenable number.

38831701 is a deficient number, since it is larger than the sum of its proper divisors (1).

38831701 is an equidigital number, since it uses as much as digits as its factorization.

38831701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 38831701 is about 6231.5087258223. The cubic root of 38831701 is about 338.6326310983.

The spelling of 38831701 in words is "thirty-eight million, eight hundred thirty-one thousand, seven hundred one".