36207621 has 8 divisors (see below), whose sum is σ = 53640960. Its totient is φ = 24138396.

The previous prime is 36207601. The next prime is 36207629. The reversal of 36207621 is 12670263.

It is a happy number.

36207621 is a `hidden beast` number, since 36 + 2 + 0 + 7 + 621 = 666.

It is not a de Polignac number, because 36207621 - 2²¹ = 34110469 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 1341023 = 36207621 / (3 + 6 + 2 + 0 + 7 + 6 + 2 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36207629) 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, 670485 + ... + 670538.

It is an arithmetic number, because the mean of its divisors is an integer number (6705120).

Almost surely, 2^36207621 is an apocalyptic number.

It is an amenable number.

36207621 is a deficient number, since it is larger than the sum of its proper divisors (17433339).

36207621 is a wasteful number, since it uses less digits than its factorization.

36207621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1341032 (or 1341026 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 36207621 is about 6017.2768757969. The cubic root of 36207621 is about 330.8262764933.

Adding to 36207621 its reverse (12670263), we get a palindrome (48877884).

The spelling of 36207621 in words is "thirty-six million, two hundred seven thousand, six hundred twenty-one".