136774380 has 48 divisors (see below), whose sum is σ = 383896800. Its totient is φ = 36384768.

The previous prime is 136774327. The next prime is 136774381. The reversal of 136774380 is 83477631.

It is not an unprimeable number, because it can be changed into a prime (136774381) 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 15 ways as a sum of consecutive naturals, for example, 24402 + ... + 29478.

It is an arithmetic number, because the mean of its divisors is an integer number (7997850).

Almost surely, 2^136774380 is an apocalyptic number.

136774380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136774380 is an abundant number, since it is smaller than the sum of its proper divisors (247122420).

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

136774380 is a wasteful number, since it uses less digits than its factorization.

136774380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5538 (or 5536 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 39.

The square root of 136774380 is about 11695.0579305962. The cubic root of 136774380 is about 515.2305248799.

The spelling of 136774380 in words is "one hundred thirty-six million, seven hundred seventy-four thousand, three hundred eighty".