137774436 has 12 divisors (see below), whose sum is σ = 321473712. Its totient is φ = 45924808.

The previous prime is 137774431. The next prime is 137774467. The reversal of 137774436 is 634477731.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (137774431) 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, 5740590 + ... + 5740613.

It is an arithmetic number, because the mean of its divisors is an integer number (26789476).

Almost surely, 2^137774436 is an apocalyptic number.

It is an amenable number.

137774436 is an abundant number, since it is smaller than the sum of its proper divisors (183699276).

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

137774436 is a wasteful number, since it uses less digits than its factorization.

137774436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11481210 (or 11481208 counting only the distinct ones).

The product of its digits is 296352, while the sum is 42.

The square root of 137774436 is about 11737.7355567418. The cubic root of 137774436 is about 516.4832171932.

The spelling of 137774436 in words is "one hundred thirty-seven million, seven hundred seventy-four thousand, four hundred thirty-six".