36402543 has 18 divisors (see below), whose sum is σ = 53506752. Its totient is φ = 23848560.

The previous prime is 36402533. The next prime is 36402551. The reversal of 36402543 is 34520463.

It is not a de Polignac number, because 36402543 - 2¹⁷ = 36271471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36402533) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 32946 + ... + 34032.

Almost surely, 2^36402543 is an apocalyptic number.

36402543 is a deficient number, since it is larger than the sum of its proper divisors (17104209).

36402543 is a wasteful number, since it uses less digits than its factorization.

36402543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1215 (or 1151 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 36402543 is about 6033.4519969914. The cubic root of 36402543 is about 331.4188768415.

The spelling of 36402543 in words is "thirty-six million, four hundred two thousand, five hundred forty-three".