40530211 has 8 divisors (see below), whose sum is σ = 42748880. Its totient is φ = 38320128.

The previous prime is 40530199. The next prime is 40530223. The reversal of 40530211 is 11203504.

It is an interprime number because it is at equal distance from previous prime (40530199) and next prime (40530223).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40530211 - 2⁵ = 40530179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40530251) 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, 9115 + ... + 12811.

It is an arithmetic number, because the mean of its divisors is an integer number (5343610).

Almost surely, 2^40530211 is an apocalyptic number.

40530211 is a deficient number, since it is larger than the sum of its proper divisors (2218669).

40530211 is a wasteful number, since it uses less digits than its factorization.

40530211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4293.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 40530211 is about 6366.3341885264. The cubic root of 40530211 is about 343.4996415721.

Adding to 40530211 its reverse (11203504), we get a palindrome (51733715).

The spelling of 40530211 in words is "forty million, five hundred thirty thousand, two hundred eleven".