137433472 has 32 divisors (see below), whose sum is σ = 298686600. Its totient is φ = 62469120.

The previous prime is 137433437. The next prime is 137433497. The reversal of 137433472 is 274334731.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47397 + ... + 50212.

Almost surely, 2^137433472 is an apocalyptic number.

It is an amenable number.

137433472 is an abundant number, since it is smaller than the sum of its proper divisors (161253128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

137433472 is an equidigital number, since it uses as much as digits as its factorization.

137433472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97634 (or 97622 counting only the distinct ones).

The product of its digits is 42336, while the sum is 34.

The square root of 137433472 is about 11723.2022928891. The cubic root of 137433472 is about 516.0568012306.

It can be divided in two parts, 1 and 37433472, that added together give a palindrome (37433473).

The spelling of 137433472 in words is "one hundred thirty-seven million, four hundred thirty-three thousand, four hundred seventy-two".