36677861 has 4 divisors (see below), whose sum is σ = 40012224. Its totient is φ = 33343500.

The previous prime is 36677843. The next prime is 36677873. The reversal of 36677861 is 16877663.

It is a happy number.

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 36677861 - 2¹⁴ = 36661477 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36677161) 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, 1667165 + ... + 1667186.

It is an arithmetic number, because the mean of its divisors is an integer number (10003056).

Almost surely, 2^36677861 is an apocalyptic number.

It is an amenable number.

36677861 is a deficient number, since it is larger than the sum of its proper divisors (3334363).

36677861 is a wasteful number, since it uses less digits than its factorization.

36677861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3334362.

The product of its digits is 254016, while the sum is 44.

The square root of 36677861 is about 6056.2249793085. The cubic root of 36677861 is about 332.2523031333.

The spelling of 36677861 in words is "thirty-six million, six hundred seventy-seven thousand, eight hundred sixty-one".