137857006 has 16 divisors (see below), whose sum is σ = 242091360. Its totient is φ = 57640320.

The previous prime is 137856991. The next prime is 137857007. The reversal of 137857006 is 600758731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137857007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119511 + ... + 120658.

It is an arithmetic number, because the mean of its divisors is an integer number (15130710).

Almost surely, 2^137857006 is an apocalyptic number.

137857006 is a deficient number, since it is larger than the sum of its proper divisors (104234354).

137857006 is a wasteful number, since it uses less digits than its factorization.

137857006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240219.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 137857006 is about 11741.2523182155. The cubic root of 137857006 is about 516.5863749436.

The spelling of 137857006 in words is "one hundred thirty-seven million, eight hundred fifty-seven thousand, six".