40626165 has 16 divisors (see below), whose sum is σ = 67828608. Its totient is φ = 20725056.

The previous prime is 40626149. The next prime is 40626167. The reversal of 40626165 is 56162604.

It is not a de Polignac number, because 40626165 - 2⁴ = 40626149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40626167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58534 + ... + 59223.

It is an arithmetic number, because the mean of its divisors is an integer number (4239288).

Almost surely, 2^40626165 is an apocalyptic number.

It is an amenable number.

40626165 is a deficient number, since it is larger than the sum of its proper divisors (27202443).

40626165 is a wasteful number, since it uses less digits than its factorization.

40626165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117788.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 40626165 is about 6373.8657814548. The cubic root of 40626165 is about 343.7705027991.

Adding to 40626165 its reverse (56162604), we get a palindrome (96788769).

The spelling of 40626165 in words is "forty million, six hundred twenty-six thousand, one hundred sixty-five".