137722542 has 32 divisors (see below), whose sum is σ = 292183200. Its totient is φ = 43127808.

The previous prime is 137722531. The next prime is 137722601. The reversal of 137722542 is 245227731.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81684 + ... + 83352.

It is an arithmetic number, because the mean of its divisors is an integer number (9130725).

Almost surely, 2^137722542 is an apocalyptic number.

137722542 is an abundant number, since it is smaller than the sum of its proper divisors (154460658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

137722542 is a wasteful number, since it uses less digits than its factorization.

137722542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500.

The product of its digits is 23520, while the sum is 33.

The square root of 137722542 is about 11735.5247858798. The cubic root of 137722542 is about 516.4183630091.

The spelling of 137722542 in words is "one hundred thirty-seven million, seven hundred twenty-two thousand, five hundred forty-two".