38523523 has 2 divisors, whose sum is σ = 38523524. Its totient is φ = 38523522.

The previous prime is 38523517. The next prime is 38523533. The reversal of 38523523 is 32532583.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38523523 - 2⁵ = 38523491 is a prime.

It is not a weakly prime, because it can be changed into another prime (38523533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19261761 + 19261762.

It is an arithmetic number, because the mean of its divisors is an integer number (19261762).

Almost surely, 2^38523523 is an apocalyptic number.

38523523 is a deficient number, since it is larger than the sum of its proper divisors (1).

38523523 is an equidigital number, since it uses as much as digits as its factorization.

38523523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21600, while the sum is 31.

The square root of 38523523 is about 6206.7320709049. The cubic root of 38523523 is about 337.7344266135.

The spelling of 38523523 in words is "thirty-eight million, five hundred twenty-three thousand, five hundred twenty-three".