40532205 has 32 divisors (see below), whose sum is σ = 76126464. Its totient is φ = 18026496.

The previous prime is 40532197. The next prime is 40532207. The reversal of 40532205 is 50223504.

It is not a de Polignac number, because 40532205 - 2³ = 40532197 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40532207) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1332 + ... + 9101.

It is an arithmetic number, because the mean of its divisors is an integer number (2378952).

Almost surely, 2^40532205 is an apocalyptic number.

It is an amenable number.

40532205 is a deficient number, since it is larger than the sum of its proper divisors (35594259).

40532205 is a wasteful number, since it uses less digits than its factorization.

40532205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10485.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 40532205 is about 6366.4907916371. The cubic root of 40532205 is about 343.5052746298.

Adding to 40532205 its reverse (50223504), we get a palindrome (90755709).

The spelling of 40532205 in words is "forty million, five hundred thirty-two thousand, two hundred five".