137254722 has 16 divisors (see below), whose sum is σ = 299464992. Its totient is φ = 41592320.

The previous prime is 137254699. The next prime is 137254729. The reversal of 137254722 is 227452731.

It is a super-2 number, since 2×137254722² = 37677717422594568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (137254729) 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, 1039743 + ... + 1039874.

It is an arithmetic number, because the mean of its divisors is an integer number (18716562).

Almost surely, 2^137254722 is an apocalyptic number.

137254722 is an abundant number, since it is smaller than the sum of its proper divisors (162210270).

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

137254722 is a wasteful number, since it uses less digits than its factorization.

137254722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2079633.

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

The square root of 137254722 is about 11715.5760421756. The cubic root of 137254722 is about 515.8329712979.

The spelling of 137254722 in words is "one hundred thirty-seven million, two hundred fifty-four thousand, seven hundred twenty-two".