137627638 has 8 divisors (see below), whose sum is σ = 209054880. Its totient is φ = 67942680.

The previous prime is 137627627. The next prime is 137627641. The reversal of 137627638 is 836726731.

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

It is a junction number, because it is equal to n+sod(n) for n = 137627594 and 137627603.

It is a congruent number.

It is an unprimeable number.

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, 435373 + ... + 435688.

It is an arithmetic number, because the mean of its divisors is an integer number (26131860).

Almost surely, 2^137627638 is an apocalyptic number.

137627638 is a deficient number, since it is larger than the sum of its proper divisors (71427242).

137627638 is an equidigital number, since it uses as much as digits as its factorization.

137627638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 871142.

The product of its digits is 254016, while the sum is 43.

The square root of 137627638 is about 11731.4806397147. The cubic root of 137627638 is about 516.2997152083.

The spelling of 137627638 in words is "one hundred thirty-seven million, six hundred twenty-seven thousand, six hundred thirty-eight".