537249406 has 8 divisors (see below), whose sum is σ = 831870144. Its totient is φ = 259959360.

The previous prime is 537249397. The next prime is 537249407. The reversal of 537249406 is 604942735.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537249407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4332595 + ... + 4332718.

It is an arithmetic number, because the mean of its divisors is an integer number (103983768).

Almost surely, 2^537249406 is an apocalyptic number.

537249406 is a deficient number, since it is larger than the sum of its proper divisors (294620738).

537249406 is a wasteful number, since it uses less digits than its factorization.

537249406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8665346.

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 537249406 is about 23178.6411594813. The cubic root of 537249406 is about 812.9402898393.

The spelling of 537249406 in words is "five hundred thirty-seven million, two hundred forty-nine thousand, four hundred six".