136406210 has 8 divisors (see below), whose sum is σ = 245531196. Its totient is φ = 54562480.

The previous prime is 136406209. The next prime is 136406233. The reversal of 136406210 is 12604631.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 135326689 + 1079521 = 11633^2 + 1039^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6820301 + ... + 6820320.

Almost surely, 2^136406210 is an apocalyptic number.

136406210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136406210 is a deficient number, since it is larger than the sum of its proper divisors (109124986).

136406210 is a wasteful number, since it uses less digits than its factorization.

136406210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13640628.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 136406210 is about 11679.3069143678. The cubic root of 136406210 is about 514.7678093665.

The spelling of 136406210 in words is "one hundred thirty-six million, four hundred six thousand, two hundred ten".