40895090 has 8 divisors (see below), whose sum is σ = 73611180. Its totient is φ = 16358032.

The previous prime is 40895089. The next prime is 40895093. The reversal of 40895090 is 9059804.

It can be written as a sum of positive squares in 2 ways, for example, as 39150049 + 1745041 = 6257^2 + 1321^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×40895090² = 3344816772216200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40895090.

It is not an unprimeable number, because it can be changed into a prime (40895093) 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, 2044745 + ... + 2044764.

Almost surely, 2^40895090 is an apocalyptic number.

40895090 is a deficient number, since it is larger than the sum of its proper divisors (32716090).

40895090 is a wasteful number, since it uses less digits than its factorization.

40895090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4089516.

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 40895090 is about 6394.9268955947. The cubic root of 40895090 is about 344.5273651290.

The spelling of 40895090 in words is "forty million, eight hundred ninety-five thousand, ninety".