38294213 has 2 divisors, whose sum is σ = 38294214. Its totient is φ = 38294212.

The previous prime is 38294203. The next prime is 38294257. The reversal of 38294213 is 31249283.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37368769 + 925444 = 6113^2 + 962^2 .

It is a cyclic number.

It is not a de Polignac number, because 38294213 - 2¹² = 38290117 is a prime.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 38294213.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38294203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19147106 + 19147107.

It is an arithmetic number, because the mean of its divisors is an integer number (19147107).

Almost surely, 2^38294213 is an apocalyptic number.

It is an amenable number.

38294213 is a deficient number, since it is larger than the sum of its proper divisors (1).

38294213 is an equidigital number, since it uses as much as digits as its factorization.

38294213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 32.

The square root of 38294213 is about 6188.2318153088. The cubic root of 38294213 is about 337.0629749030.

The spelling of 38294213 in words is "thirty-eight million, two hundred ninety-four thousand, two hundred thirteen".