214518536 has 16 divisors (see below), whose sum is σ = 402900540. Its totient is φ = 107078400.

The previous prime is 214518533. The next prime is 214518547. The reversal of 214518536 is 635815412.

It can be written as a sum of positive squares in 2 ways, for example, as 214036900 + 481636 = 14630^2 + 694^2 .

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a zygodrome in base 3.

It is a junction number, because it is equal to n+sod(n) for n = 214518496 and 214518505.

It is not an unprimeable number, because it can be changed into a prime (214518533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17501 + ... + 27116.

Almost surely, 2^214518536 is an apocalyptic number.

It is an amenable number.

214518536 is a deficient number, since it is larger than the sum of its proper divisors (188382004).

214518536 is a wasteful number, since it uses less digits than its factorization.

214518536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45224 (or 45220 counting only the distinct ones).

The product of its digits is 28800, while the sum is 35.

The square root of 214518536 is about 14646.4513108125. The cubic root of 214518536 is about 598.6251260163.

The spelling of 214518536 in words is "two hundred fourteen million, five hundred eighteen thousand, five hundred thirty-six".