40266042 has 16 divisors (see below), whose sum is σ = 80719200. Its totient is φ = 13390832.

The previous prime is 40266041. The next prime is 40266043. The reversal of 40266042 is 24066204.

40266042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40266041) and next prime (40266043).

It is not an unprimeable number, because it can be changed into a prime (40266041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4917 + ... + 10232.

It is an arithmetic number, because the mean of its divisors is an integer number (5044950).

Almost surely, 2^40266042 is an apocalyptic number.

40266042 is an abundant number, since it is smaller than the sum of its proper divisors (40453158).

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

40266042 is a wasteful number, since it uses less digits than its factorization.

40266042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15597.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 40266042 is about 6345.5529309903. The cubic root of 40266042 is about 342.7517235917.

The spelling of 40266042 in words is "forty million, two hundred sixty-six thousand, forty-two".