36440216 has 8 divisors (see below), whose sum is σ = 68325420. Its totient is φ = 18220104.

The previous prime is 36440191. The next prime is 36440263. The reversal of 36440216 is 61204463.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2277506 + ... + 2277521.

Almost surely, 2^36440216 is an apocalyptic number.

It is an amenable number.

36440216 is a deficient number, since it is larger than the sum of its proper divisors (31885204).

36440216 is a wasteful number, since it uses less digits than its factorization.

36440216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4555033 (or 4555029 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 36440216 is about 6036.5732000863. The cubic root of 36440216 is about 331.5331659149.

Adding to 36440216 its reverse (61204463), we get a palindrome (97644679).

The spelling of 36440216 in words is "thirty-six million, four hundred forty thousand, two hundred sixteen".