136876540 has 48 divisors (see below), whose sum is σ = 292626432. Its totient is φ = 53773376.

The previous prime is 136876507. The next prime is 136876567. The reversal of 136876540 is 45678631.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 136876493 and 136876502.

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, 357189 + ... + 357571.

It is an arithmetic number, because the mean of its divisors is an integer number (6096384).

Almost surely, 2^136876540 is an apocalyptic number.

136876540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136876540 is an abundant number, since it is smaller than the sum of its proper divisors (155749892).

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

136876540 is a wasteful number, since it uses less digits than its factorization.

136876540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666 (or 664 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 136876540 is about 11699.4247721843. The cubic root of 136876540 is about 515.3587722189.

The spelling of 136876540 in words is "one hundred thirty-six million, eight hundred seventy-six thousand, five hundred forty".