36879121 has 8 divisors (see below), whose sum is σ = 37984040. Its totient is φ = 35779968.

The previous prime is 36879113. The next prime is 36879127. The reversal of 36879121 is 12197863.

It can be written as a sum of positive squares in 4 ways, for example, as 30305025 + 6574096 = 5505^2 + 2564^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 36879121 - 2³ = 36879113 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36879127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13915 + ... + 16351.

It is an arithmetic number, because the mean of its divisors is an integer number (4748005).

Almost surely, 2^36879121 is an apocalyptic number.

It is an amenable number.

36879121 is a deficient number, since it is larger than the sum of its proper divisors (1104919).

36879121 is a wasteful number, since it uses less digits than its factorization.

36879121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2883.

The product of its digits is 18144, while the sum is 37.

The square root of 36879121 is about 6072.8182090361. The cubic root of 36879121 is about 332.8589103110.

The spelling of 36879121 in words is "thirty-six million, eight hundred seventy-nine thousand, one hundred twenty-one".