40502118 has 16 divisors (see below), whose sum is σ = 81089856. Its totient is φ = 13486440.

The previous prime is 40502117. The next prime is 40502131. The reversal of 40502118 is 81120504.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40502094 and 40502103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40502117) 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, 3733 + ... + 9743.

It is an arithmetic number, because the mean of its divisors is an integer number (5068116).

Almost surely, 2^40502118 is an apocalyptic number.

40502118 is an abundant number, since it is smaller than the sum of its proper divisors (40587738).

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

40502118 is a wasteful number, since it uses less digits than its factorization.

40502118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7139.

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 40502118 is about 6364.1274342992. The cubic root of 40502118 is about 343.4202590932.

The spelling of 40502118 in words is "forty million, five hundred two thousand, one hundred eighteen".