137904214 has 16 divisors (see below), whose sum is σ = 237600000. Its totient is φ = 58803624.

The previous prime is 137904211. The next prime is 137904241. The reversal of 137904214 is 412409731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137904211) 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, 21964 + ... + 27535.

It is an arithmetic number, because the mean of its divisors is an integer number (14850000).

Almost surely, 2^137904214 is an apocalyptic number.

137904214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

137904214 is a deficient number, since it is larger than the sum of its proper divisors (99695786).

137904214 is a wasteful number, since it uses less digits than its factorization.

137904214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49707.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 137904214 is about 11743.2624938728. The cubic root of 137904214 is about 516.6453351350.

The spelling of 137904214 in words is "one hundred thirty-seven million, nine hundred four thousand, two hundred fourteen".