537383449 has 4 divisors (see below), whose sum is σ = 551907364. Its totient is φ = 522859536.

The previous prime is 537383401. The next prime is 537383461. The reversal of 537383449 is 944383735.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 291897225 + 245486224 = 17085^2 + 15668^2 .

It is a cyclic number.

It is not a de Polignac number, because 537383449 - 2¹¹ = 537381401 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 537383399 and 537383408.

It is not an unprimeable number, because it can be changed into a prime (537383849) 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 in 3 ways as a sum of consecutive naturals, for example, 7261902 + ... + 7261975.

It is an arithmetic number, because the mean of its divisors is an integer number (137976841).

Almost surely, 2^537383449 is an apocalyptic number.

It is an amenable number.

537383449 is a deficient number, since it is larger than the sum of its proper divisors (14523915).

537383449 is a wasteful number, since it uses less digits than its factorization.

537383449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14523914.

The product of its digits is 1088640, while the sum is 46.

The square root of 537383449 is about 23181.5324989527. The cubic root of 537383449 is about 813.0078933848.

The spelling of 537383449 in words is "five hundred thirty-seven million, three hundred eighty-three thousand, four hundred forty-nine".