136225828 has 12 divisors (see below), whose sum is σ = 252418572. Its totient is φ = 64106240.

The previous prime is 136225723. The next prime is 136225829. The reversal of 136225828 is 828522631.

136225828 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 58644964 + 77580864 = 7658^2 + 8808^2 .

It is not an unprimeable number, because it can be changed into a prime (136225829) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1001593 + ... + 1001728.

It is an arithmetic number, because the mean of its divisors is an integer number (21034881).

Almost surely, 2^136225828 is an apocalyptic number.

It is an amenable number.

136225828 is a deficient number, since it is larger than the sum of its proper divisors (116192744).

136225828 is a wasteful number, since it uses less digits than its factorization.

136225828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2003342 (or 2003340 counting only the distinct ones).

The product of its digits is 46080, while the sum is 37.

The square root of 136225828 is about 11671.5820692826. The cubic root of 136225828 is about 514.5408016002.

The spelling of 136225828 in words is "one hundred thirty-six million, two hundred twenty-five thousand, eight hundred twenty-eight".