537336409 has 4 divisors (see below), whose sum is σ = 537816016. Its totient is φ = 536856804.

The previous prime is 537336403. The next prime is 537336413. The reversal of 537336409 is 904633735.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 537336409 - 2¹⁷ = 537205337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (537336403) 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, 238119 + ... + 240364.

It is an arithmetic number, because the mean of its divisors is an integer number (134454004).

Almost surely, 2^537336409 is an apocalyptic number.

It is an amenable number.

537336409 is a deficient number, since it is larger than the sum of its proper divisors (479607).

537336409 is a wasteful number, since it uses less digits than its factorization.

537336409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479606.

The product of its (nonzero) digits is 204120, while the sum is 40.

The square root of 537336409 is about 23180.5178760096. The cubic root of 537336409 is about 812.9841704068.

The spelling of 537336409 in words is "five hundred thirty-seven million, three hundred thirty-six thousand, four hundred nine".