38825407 has 2 divisors, whose sum is σ = 38825408. Its totient is φ = 38825406.

The previous prime is 38825359. The next prime is 38825429. The reversal of 38825407 is 70452883.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38825407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38825447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19412703 + 19412704.

It is an arithmetic number, because the mean of its divisors is an integer number (19412704).

Almost surely, 2^38825407 is an apocalyptic number.

38825407 is a deficient number, since it is larger than the sum of its proper divisors (1).

38825407 is an equidigital number, since it uses as much as digits as its factorization.

38825407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 38825407 is about 6231.0036912202. The cubic root of 38825407 is about 338.6143344585.

The spelling of 38825407 in words is "thirty-eight million, eight hundred twenty-five thousand, four hundred seven".