36120646 has 4 divisors (see below), whose sum is σ = 54180972. Its totient is φ = 18060322.

The previous prime is 36120641. The next prime is 36120661. The reversal of 36120646 is 64602163.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64602163 = 89 ⋅725867.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36120641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9030160 + ... + 9030163.

It is an arithmetic number, because the mean of its divisors is an integer number (13545243).

Almost surely, 2^36120646 is an apocalyptic number.

36120646 is a deficient number, since it is larger than the sum of its proper divisors (18060326).

36120646 is a wasteful number, since it uses less digits than its factorization.

36120646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18060325.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 36120646 is about 6010.0454241212. The cubic root of 36120646 is about 330.5611694559.

The spelling of 36120646 in words is "thirty-six million, one hundred twenty thousand, six hundred forty-six".