38740553 has 2 divisors, whose sum is σ = 38740554. Its totient is φ = 38740552.

The previous prime is 38740547. The next prime is 38740567. The reversal of 38740553 is 35504783.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32171584 + 6568969 = 5672^2 + 2563^2 .

It is a cyclic number.

It is not a de Polignac number, because 38740553 - 2⁶ = 38740489 is a prime.

It is not a weakly prime, because it can be changed into another prime (38740523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19370276 + 19370277.

It is an arithmetic number, because the mean of its divisors is an integer number (19370277).

Almost surely, 2^38740553 is an apocalyptic number.

It is an amenable number.

38740553 is a deficient number, since it is larger than the sum of its proper divisors (1).

38740553 is an equidigital number, since it uses as much as digits as its factorization.

38740553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 38740553 is about 6224.1909514410. The cubic root of 38740553 is about 338.3674708666.

It can be divided in two parts, 38740 and 553, that added together give a palindrome (39293).

The spelling of 38740553 in words is "thirty-eight million, seven hundred forty thousand, five hundred fifty-three".