137220896 has 24 divisors (see below), whose sum is σ = 271447344. Its totient is φ = 68281920.

The previous prime is 137220893. The next prime is 137220899. The reversal of 137220896 is 698022731.

It is an interprime number because it is at equal distance from previous prime (137220893) and next prime (137220899).

It is not an unprimeable number, because it can be changed into a prime (137220893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3410 + ... + 16913.

It is an arithmetic number, because the mean of its divisors is an integer number (11310306).

Almost surely, 2^137220896 is an apocalyptic number.

137220896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

137220896 is a deficient number, since it is larger than the sum of its proper divisors (134226448).

137220896 is a wasteful number, since it uses less digits than its factorization.

137220896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20544 (or 20536 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 137220896 is about 11714.1323195532. The cubic root of 137220896 is about 515.7905926717.

The spelling of 137220896 in words is "one hundred thirty-seven million, two hundred twenty thousand, eight hundred ninety-six".