36197139 has 8 divisors (see below), whose sum is σ = 52650432. Its totient is φ = 21937640.

The previous prime is 36197113. The next prime is 36197143. The reversal of 36197139 is 93179163.

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 36197139 - 2⁵ = 36197107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 36197097 and 36197106.

It is not an unprimeable number, because it can be changed into a prime (36197639) 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, 548409 + ... + 548474.

It is an arithmetic number, because the mean of its divisors is an integer number (6581304).

Almost surely, 2^36197139 is an apocalyptic number.

36197139 is a deficient number, since it is larger than the sum of its proper divisors (16453293).

36197139 is a wasteful number, since it uses less digits than its factorization.

36197139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1096897.

The product of its digits is 30618, while the sum is 39.

The square root of 36197139 is about 6016.4058207538. The cubic root of 36197139 is about 330.7943490001.

The spelling of 36197139 in words is "thirty-six million, one hundred ninety-seven thousand, one hundred thirty-nine".