137532230 has 32 divisors (see below), whose sum is σ = 272321568. Its totient is φ = 50006880.

The previous prime is 137532223. The next prime is 137532233. The reversal of 137532230 is 32235731.

It is a super-2 number, since 2×137532230² = 37830228577545800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 137532230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137532233) 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 15 ways as a sum of consecutive naturals, for example, 8144 + ... + 18476.

It is an arithmetic number, because the mean of its divisors is an integer number (8510049).

Almost surely, 2^137532230 is an apocalyptic number.

137532230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137532230 is a deficient number, since it is larger than the sum of its proper divisors (134789338).

137532230 is a wasteful number, since it uses less digits than its factorization.

137532230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10373 (or 10351 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 26.

The square root of 137532230 is about 11727.4136108521. The cubic root of 137532230 is about 516.1803823208.

Adding to 137532230 its reverse (32235731), we get a palindrome (169767961).

The spelling of 137532230 in words is "one hundred thirty-seven million, five hundred thirty-two thousand, two hundred thirty".