136803384 has 64 divisors (see below), whose sum is σ = 383078400. Its totient is φ = 45232992.

The previous prime is 136803377. The next prime is 136803391. The reversal of 136803384 is 483308631.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (136803377) and next prime (136803391).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24939 + ... + 29925.

It is an arithmetic number, because the mean of its divisors is an integer number (5985600).

Almost surely, 2^136803384 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136803384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191539200).

136803384 is an abundant number, since it is smaller than the sum of its proper divisors (246275016).

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

136803384 is a wasteful number, since it uses less digits than its factorization.

136803384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5129 (or 5119 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 136803384 is about 11696.2978758238. The cubic root of 136803384 is about 515.2669417633.

The spelling of 136803384 in words is "one hundred thirty-six million, eight hundred three thousand, three hundred eighty-four".