40051002 has 16 divisors (see below), whose sum is σ = 80166240. Its totient is φ = 13339632.

The previous prime is 40050971. The next prime is 40051007. The reversal of 40051002 is 20015004.

It is a super-2 number, since 2×40051002² = 3208165522408008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40051007) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10188 + ... + 13560.

It is an arithmetic number, because the mean of its divisors is an integer number (5010390).

Almost surely, 2^40051002 is an apocalyptic number.

40051002 is an abundant number, since it is smaller than the sum of its proper divisors (40115238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40051002 is a wasteful number, since it uses less digits than its factorization.

40051002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5357.

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 40051002 is about 6328.5860980159. The cubic root of 40051002 is about 342.1404812567.

Adding to 40051002 its reverse (20015004), we get a palindrome (60066006).

The spelling of 40051002 in words is "forty million, fifty-one thousand, two".