38502413 has 2 divisors, whose sum is σ = 38502414. Its totient is φ = 38502412.

The previous prime is 38502389. The next prime is 38502461. The reversal of 38502413 is 31420583.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29181604 + 9320809 = 5402^2 + 3053^2 .

It is a cyclic number.

It is not a de Polignac number, because 38502413 - 2⁶ = 38502349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38502473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19251206 + 19251207.

It is an arithmetic number, because the mean of its divisors is an integer number (19251207).

Almost surely, 2^38502413 is an apocalyptic number.

It is an amenable number.

38502413 is a deficient number, since it is larger than the sum of its proper divisors (1).

38502413 is an equidigital number, since it uses as much as digits as its factorization.

38502413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 38502413 is about 6205.0312650300. The cubic root of 38502413 is about 337.6727251225.

Adding to 38502413 its reverse (31420583), we get a palindrome (69922996).

The spelling of 38502413 in words is "thirty-eight million, five hundred two thousand, four hundred thirteen".