40232445 has 32 divisors (see below), whose sum is σ = 70899840. Its totient is φ = 19319040.

The previous prime is 40232429. The next prime is 40232453. The reversal of 40232445 is 54423204.

It is not a de Polignac number, because 40232445 - 2⁴ = 40232429 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16867 + ... + 19103.

It is an arithmetic number, because the mean of its divisors is an integer number (2215620).

Almost surely, 2^40232445 is an apocalyptic number.

It is an amenable number.

40232445 is a deficient number, since it is larger than the sum of its proper divisors (30667395).

40232445 is a wasteful number, since it uses less digits than its factorization.

40232445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2365.

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 40232445 is about 6342.9050915176. The cubic root of 40232445 is about 342.6563691831.

Adding to 40232445 its reverse (54423204), we get a palindrome (94655649).

The spelling of 40232445 in words is "forty million, two hundred thirty-two thousand, four hundred forty-five".