36540678 has 16 divisors (see below), whose sum is σ = 73344816. Its totient is φ = 12136320.

The previous prime is 36540671. The next prime is 36540683. The reversal of 36540678 is 87604563.

It is a super-2 number, since 2×36540678² = 2670442297399368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36540671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9151 + ... + 12522.

It is an arithmetic number, because the mean of its divisors is an integer number (4584051).

Almost surely, 2^36540678 is an apocalyptic number.

36540678 is an abundant number, since it is smaller than the sum of its proper divisors (36804138).

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

36540678 is a wasteful number, since it uses less digits than its factorization.

36540678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21959.

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 36540678 is about 6044.8885845812. Note that the first 3 decimals coincide. The cubic root of 36540678 is about 331.8375541963.

The spelling of 36540678 in words is "thirty-six million, five hundred forty thousand, six hundred seventy-eight".