137224493 has 8 divisors (see below), whose sum is σ = 166053312. Its totient is φ = 110702016.

The previous prime is 137224489. The next prime is 137224513. The reversal of 137224493 is 394422731.

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

It is a cyclic number.

It is not a de Polignac number, because 137224493 - 2² = 137224489 is a prime.

It is a super-2 number, since 2×137224493² = 37661122958214098, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137224193) 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 7 ways as a sum of consecutive naturals, for example, 576455 + ... + 576692.

It is an arithmetic number, because the mean of its divisors is an integer number (20756664).

Almost surely, 2^137224493 is an apocalyptic number.

It is an amenable number.

137224493 is a deficient number, since it is larger than the sum of its proper divisors (28828819).

137224493 is a wasteful number, since it uses less digits than its factorization.

137224493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153171.

The product of its digits is 36288, while the sum is 35.

The square root of 137224493 is about 11714.2858510453. The cubic root of 137224493 is about 515.7950994745.

The spelling of 137224493 in words is "one hundred thirty-seven million, two hundred twenty-four thousand, four hundred ninety-three".