36738861 has 4 divisors (see below), whose sum is σ = 48985152. Its totient is φ = 24492572.

The previous prime is 36738859. The next prime is 36738869. The reversal of 36738861 is 16883763.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 36738861 - 2¹ = 36738859 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36738869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6123141 + ... + 6123146.

It is an arithmetic number, because the mean of its divisors is an integer number (12246288).

Almost surely, 2^36738861 is an apocalyptic number.

It is an amenable number.

36738861 is a deficient number, since it is larger than the sum of its proper divisors (12246291).

36738861 is a wasteful number, since it uses less digits than its factorization.

36738861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12246290.

The product of its digits is 145152, while the sum is 42.

The square root of 36738861 is about 6061.2590276278. The cubic root of 36738861 is about 332.4363938859.

The spelling of 36738861 in words is "thirty-six million, seven hundred thirty-eight thousand, eight hundred sixty-one".