38328553 has 2 divisors, whose sum is σ = 38328554. Its totient is φ = 38328552.

The previous prime is 38328551. The next prime is 38328599. The reversal of 38328553 is 35582383.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37908649 + 419904 = 6157^2 + 648^2 .

It is a cyclic number.

It is not a de Polignac number, because 38328553 - 2¹ = 38328551 is a prime.

Together with 38328551, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (38328551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19164276 + 19164277.

It is an arithmetic number, because the mean of its divisors is an integer number (19164277).

Almost surely, 2^38328553 is an apocalyptic number.

It is an amenable number.

38328553 is a deficient number, since it is larger than the sum of its proper divisors (1).

38328553 is an equidigital number, since it uses as much as digits as its factorization.

38328553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 86400, while the sum is 37.

The square root of 38328553 is about 6191.0058148899. The cubic root of 38328553 is about 337.1636975582.

The spelling of 38328553 in words is "thirty-eight million, three hundred twenty-eight thousand, five hundred fifty-three".