137705222 has 16 divisors (see below), whose sum is σ = 208185120. Its totient is φ = 68312832.

The previous prime is 137705203. The next prime is 137705251. The reversal of 137705222 is 222507731.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204278 + ... + 204950.

It is an arithmetic number, because the mean of its divisors is an integer number (13011570).

Almost surely, 2^137705222 is an apocalyptic number.

137705222 is a deficient number, since it is larger than the sum of its proper divisors (70479898).

137705222 is a wasteful number, since it uses less digits than its factorization.

137705222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 137705222 is about 11734.7868323204. The cubic root of 137705222 is about 516.3967138273.

The spelling of 137705222 in words is "one hundred thirty-seven million, seven hundred five thousand, two hundred twenty-two".