537291494 has 8 divisors (see below), whose sum is σ = 853345368. Its totient is φ = 252843040.

The previous prime is 537291449. The next prime is 537291499. The reversal of 537291494 is 494192735.

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 (537291499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7901312 + ... + 7901379.

It is an arithmetic number, because the mean of its divisors is an integer number (106668171).

Almost surely, 2^537291494 is an apocalyptic number.

537291494 is a deficient number, since it is larger than the sum of its proper divisors (316053874).

537291494 is a wasteful number, since it uses less digits than its factorization.

537291494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15802710.

The product of its digits is 272160, while the sum is 44.

The square root of 537291494 is about 23179.5490465194. The cubic root of 537291494 is about 812.9615178060.

The spelling of 537291494 in words is "five hundred thirty-seven million, two hundred ninety-one thousand, four hundred ninety-four".