40622345 has 4 divisors (see below), whose sum is σ = 48746820. Its totient is φ = 32497872.

The previous prime is 40622321. The next prime is 40622363. The reversal of 40622345 is 54322604.

40622345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 29278921 + 11343424 = 5411^2 + 3368^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40622345 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4062230 + ... + 4062239.

It is an arithmetic number, because the mean of its divisors is an integer number (12186705).

Almost surely, 2^40622345 is an apocalyptic number.

It is an amenable number.

40622345 is a deficient number, since it is larger than the sum of its proper divisors (8124475).

40622345 is an equidigital number, since it uses as much as digits as its factorization.

40622345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8124474.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 40622345 is about 6373.5661132525. The cubic root of 40622345 is about 343.7597277688.

Adding to 40622345 its reverse (54322604), we get a palindrome (94944949).

The spelling of 40622345 in words is "forty million, six hundred twenty-two thousand, three hundred forty-five".