136021382 has 16 divisors (see below), whose sum is σ = 234392352. Its totient is φ = 57991680.

The previous prime is 136021367. The next prime is 136021453. The reversal of 136021382 is 283120631.

It is a super-2 number, since 2×136021382² = 37003632722379848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 22469 + ... + 27872.

It is an arithmetic number, because the mean of its divisors is an integer number (14649522).

Almost surely, 2^136021382 is an apocalyptic number.

136021382 is a deficient number, since it is larger than the sum of its proper divisors (98370970).

136021382 is a wasteful number, since it uses less digits than its factorization.

136021382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50543.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 136021382 is about 11662.8204993475. The cubic root of 136021382 is about 514.2832672797.

The spelling of 136021382 in words is "one hundred thirty-six million, twenty-one thousand, three hundred eighty-two".