380555527 has 16 divisors (see below), whose sum is σ = 424583424. Its totient is φ = 341002200.

The previous prime is 380555507. The next prime is 380555531. The reversal of 380555527 is 725555083.

It is a happy number.

It is not a de Polignac number, because 380555527 - 2¹⁵ = 380522759 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 380555527.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380555507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92488 + ... + 96514.

It is an arithmetic number, because the mean of its divisors is an integer number (26536464).

Almost surely, 2^380555527 is an apocalyptic number.

380555527 is a deficient number, since it is larger than the sum of its proper divisors (44027897).

380555527 is an equidigital number, since it uses as much as digits as its factorization.

380555527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4131 (or 4109 counting only the distinct ones).

The product of its (nonzero) digits is 210000, while the sum is 40.

The square root of 380555527 is about 19507.8324526330. The cubic root of 380555527 is about 724.6684346740.

The spelling of 380555527 in words is "three hundred eighty million, five hundred fifty-five thousand, five hundred twenty-seven".