40170050 has 24 divisors (see below), whose sum is σ = 74901456. Its totient is φ = 16028240.

The previous prime is 40170043. The next prime is 40170071. The reversal of 40170050 is 5007104.

It is a happy number.

It is a super-2 number, since 2×40170050² = 3227265834005000, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27437 + ... + 28863.

It is an arithmetic number, because the mean of its divisors is an integer number (3120894).

Almost surely, 2^40170050 is an apocalyptic number.

40170050 is a deficient number, since it is larger than the sum of its proper divisors (34731406).

40170050 is a wasteful number, since it uses less digits than its factorization.

40170050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2002 (or 1997 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 17.

The square root of 40170050 is about 6337.9846954691. The cubic root of 40170050 is about 342.4791398665.

Adding to 40170050 its reverse (5007104), we get a palindrome (45177154).

The spelling of 40170050 in words is "forty million, one hundred seventy thousand, fifty".