36545481 has 48 divisors (see below), whose sum is σ = 63423360. Its totient is φ = 19837440.

The previous prime is 36545471. The next prime is 36545489. The reversal of 36545481 is 18454563.

It is a happy number.

36545481 is a `hidden beast` number, since 36 + 545 + 4 + 81 = 666.

36545481 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 36545481 - 2¹³ = 36537289 is a prime.

It is a super-2 number, since 2×36545481² = 2671144363042722, which contains 22 as substring.

36545481 is a modest number, since divided by 5481 gives 3654 as remainder.

It is not an unprimeable number, because it can be changed into a prime (36545489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 151521 + ... + 151761.

It is an arithmetic number, because the mean of its divisors is an integer number (1321320).

Almost surely, 2^36545481 is an apocalyptic number.

It is an amenable number.

36545481 is a deficient number, since it is larger than the sum of its proper divisors (26877879).

36545481 is a wasteful number, since it uses less digits than its factorization.

36545481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366 (or 363 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 36545481 is about 6045.2858493209. The cubic root of 36545481 is about 331.8520927511.

The spelling of 36545481 in words is "thirty-six million, five hundred forty-five thousand, four hundred eighty-one".