36641091 has 8 divisors (see below), whose sum is σ = 48899920. Its totient is φ = 24404832.

The previous prime is 36641089. The next prime is 36641107. The reversal of 36641091 is 19014663.

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

It is not a de Polignac number, because 36641091 - 2¹ = 36641089 is a prime.

It is a super-4 number, since 4×36641091⁴ (a number of 31 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36641021) 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, 1396 + ... + 8673.

It is an arithmetic number, because the mean of its divisors is an integer number (6112490).

Almost surely, 2^36641091 is an apocalyptic number.

36641091 is a deficient number, since it is larger than the sum of its proper divisors (12258829).

36641091 is a wasteful number, since it uses less digits than its factorization.

36641091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11285.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 36641091 is about 6053.1884986344. The cubic root of 36641091 is about 332.1412370236.

The spelling of 36641091 in words is "thirty-six million, six hundred forty-one thousand, ninety-one".