537597073 has 8 divisors (see below), whose sum is σ = 589875048. Its totient is φ = 486879744.

The previous prime is 537597017. The next prime is 537597083. The reversal of 537597073 is 370795735.

It can be written as a sum of positive squares in 4 ways, for example, as 187607809 + 349989264 = 13697^2 + 18708^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 537597073 - 2²⁵ = 504042641 is a prime.

It is a super-2 number, since 2×537597073² = 578021225796334658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (537597083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 389440 + ... + 390817.

It is an arithmetic number, because the mean of its divisors is an integer number (73734381).

Almost surely, 2^537597073 is an apocalyptic number.

537597073 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

It is an amenable number.

537597073 is a deficient number, since it is larger than the sum of its proper divisors (52277975).

537597073 is a wasteful number, since it uses less digits than its factorization.

537597073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 780323.

The product of its (nonzero) digits is 694575, while the sum is 46.

The square root of 537597073 is about 23186.1396743831. The cubic root of 537597073 is about 813.1156097587.

The spelling of 537597073 in words is "five hundred thirty-seven million, five hundred ninety-seven thousand, seventy-three".