375599489 has 2 divisors, whose sum is σ = 375599490. Its totient is φ = 375599488.

The previous prime is 375599431. The next prime is 375599519. The reversal of 375599489 is 984995573.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 217267600 + 158331889 = 14740^2 + 12583^2 .

It is an emirp because it is prime and its reverse (984995573) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 375599489 - 2¹² = 375595393 is a prime.

It is a super-2 number, since 2×375599489² = 282149952274122242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (375592489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187799744 + 187799745.

It is an arithmetic number, because the mean of its divisors is an integer number (187799745).

Almost surely, 2^375599489 is an apocalyptic number.

It is an amenable number.

375599489 is a deficient number, since it is larger than the sum of its proper divisors (1).

375599489 is an equidigital number, since it uses as much as digits as its factorization.

375599489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12247200, while the sum is 59.

The square root of 375599489 is about 19380.3892891758. The cubic root of 375599489 is about 721.5088528992.

The spelling of 375599489 in words is "three hundred seventy-five million, five hundred ninety-nine thousand, four hundred eighty-nine".