36121623 has 8 divisors (see below), whose sum is σ = 48486000. Its totient is φ = 23919168.

The previous prime is 36121621. The next prime is 36121633. The reversal of 36121623 is 32612163.

It is a happy number.

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

It is not a de Polignac number, because 36121623 - 2¹ = 36121621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 36121593 and 36121602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36121621) 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, 39958 + ... + 40851.

It is an arithmetic number, because the mean of its divisors is an integer number (6060750).

Almost surely, 2^36121623 is an apocalyptic number.

36121623 is a deficient number, since it is larger than the sum of its proper divisors (12364377).

36121623 is a wasteful number, since it uses less digits than its factorization.

36121623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80961.

The product of its digits is 1296, while the sum is 24.

The square root of 36121623 is about 6010.1267041552. The cubic root of 36121623 is about 330.5641497953.

Adding to 36121623 its reverse (32612163), we get a palindrome (68733786).

The spelling of 36121623 in words is "thirty-six million, one hundred twenty-one thousand, six hundred twenty-three".