36433621 has 16 divisors (see below), whose sum is σ = 44582400. Its totient is φ = 29077488.

The previous prime is 36433609. The next prime is 36433637. The reversal of 36433621 is 12633463.

It is a cyclic number.

It is not a de Polignac number, because 36433621 - 2⁹ = 36433109 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 36433621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36433651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5526 + ... + 10168.

It is an arithmetic number, because the mean of its divisors is an integer number (2786400).

Almost surely, 2^36433621 is an apocalyptic number.

It is an amenable number.

36433621 is a deficient number, since it is larger than the sum of its proper divisors (8148779).

36433621 is a wasteful number, since it uses less digits than its factorization.

36433621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4728.

The product of its digits is 7776, while the sum is 28.

The square root of 36433621 is about 6036.0269217425. The cubic root of 36433621 is about 331.5131642667.

The spelling of 36433621 in words is "thirty-six million, four hundred thirty-three thousand, six hundred twenty-one".