40525211 has 4 divisors (see below), whose sum is σ = 40553952. Its totient is φ = 40496472.

The previous prime is 40525207. The next prime is 40525213. The reversal of 40525211 is 11252504.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40525211 - 2² = 40525207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40525213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12140 + ... + 15113.

It is an arithmetic number, because the mean of its divisors is an integer number (10138488).

Almost surely, 2^40525211 is an apocalyptic number.

40525211 is a deficient number, since it is larger than the sum of its proper divisors (28741).

40525211 is a wasteful number, since it uses less digits than its factorization.

40525211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28740.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 40525211 is about 6365.9414857506. The cubic root of 40525211 is about 343.4855157403.

Adding to 40525211 its reverse (11252504), we get a palindrome (51777715).

The spelling of 40525211 in words is "forty million, five hundred twenty-five thousand, two hundred eleven".