36402213 has 8 divisors (see below), whose sum is σ = 48692608. Its totient is φ = 24189984.

The previous prime is 36402211. The next prime is 36402217. The reversal of 36402213 is 31220463.

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 36402213 - 2¹ = 36402211 is a prime.

It is a super-2 number, since 2×36402213² = 2650242222594738, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 36402213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36402211) 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, 18445 + ... + 20322.

It is an arithmetic number, because the mean of its divisors is an integer number (6086576).

Almost surely, 2^36402213 is an apocalyptic number.

It is an amenable number.

36402213 is a deficient number, since it is larger than the sum of its proper divisors (12290395).

36402213 is a wasteful number, since it uses less digits than its factorization.

36402213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39083.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 36402213 is about 6033.4246494010. The cubic root of 36402213 is about 331.4178753679.

Adding to 36402213 its reverse (31220463), we get a palindrome (67622676).

The spelling of 36402213 in words is "thirty-six million, four hundred two thousand, two hundred thirteen".