136973376 has 112 divisors (see below), whose sum is σ = 415828480. Its totient is φ = 44167680.

The previous prime is 136973363. The next prime is 136973377. The reversal of 136973376 is 673379631.

It is not an unprimeable number, because it can be changed into a prime (136973377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52290 + ... + 54846.

Almost surely, 2^136973376 is an apocalyptic number.

136973376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136973376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (207914240).

136973376 is an abundant number, since it is smaller than the sum of its proper divisors (278855104).

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

136973376 is a wasteful number, since it uses less digits than its factorization.

136973376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2609 (or 2593 counting only the distinct ones).

The product of its digits is 428652, while the sum is 45.

The square root of 136973376 is about 11703.5625345448. The cubic root of 136973376 is about 515.4802771358.

The spelling of 136973376 in words is "one hundred thirty-six million, nine hundred seventy-three thousand, three hundred seventy-six".