136466844 has 24 divisors (see below), whose sum is σ = 318666768. Its totient is φ = 45454080.

The previous prime is 136466833. The next prime is 136466851. The reversal of 136466844 is 448664631.

It is a happy number.

It is a super-2 number, since 2×136466844² = 37246399022640672, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 136466796 and 136466805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15604 + ... + 22724.

It is an arithmetic number, because the mean of its divisors is an integer number (13277782).

Almost surely, 2^136466844 is an apocalyptic number.

It is an amenable number.

136466844 is an abundant number, since it is smaller than the sum of its proper divisors (182199924).

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

136466844 is a wasteful number, since it uses less digits than its factorization.

136466844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8725 (or 8723 counting only the distinct ones).

The product of its digits is 331776, while the sum is 42.

The square root of 136466844 is about 11681.9024135626. The cubic root of 136466844 is about 514.8440713093.

The spelling of 136466844 in words is "one hundred thirty-six million, four hundred sixty-six thousand, eight hundred forty-four".