940538 has 16 divisors (see below), whose sum is σ = 1516320. Its totient is φ = 436176.

The previous prime is 940531. The next prime is 940543. The reversal of 940538 is 835049.

It is a super-2 number, since 2×940538² = 1769223458888, 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 940538.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 940538.

It is not an unprimeable number, because it can be changed into a prime (940531) 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, 1781 + ... + 2247.

It is an arithmetic number, because the mean of its divisors is an integer number (94770).

2⁹⁴⁰⁵³⁸ is an apocalyptic number.

940538 is a deficient number, since it is larger than the sum of its proper divisors (575782).

940538 is a wasteful number, since it uses less digits than its factorization.

940538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 940538 is about 969.8133841106. The cubic root of 940538 is about 97.9772958650.

The spelling of 940538 in words is "nine hundred forty thousand, five hundred thirty-eight".