940408 has 24 divisors (see below), whose sum is σ = 2052000. Its totient is φ = 402864.

The previous prime is 940403. The next prime is 940421. The reversal of 940408 is 804049.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (940403) by changing a digit.

940408 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 5 ways as a sum of consecutive naturals, for example, 808 + ... + 1591.

It is an arithmetic number, because the mean of its divisors is an integer number (85500).

2⁹⁴⁰⁴⁰⁸ is an apocalyptic number.

940408 is a gapful number since it is divisible by the number (98) formed by its first and last digit.

It is an amenable number.

940408 is an abundant number, since it is smaller than the sum of its proper divisors (1111592).

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

940408 is a wasteful number, since it uses less digits than its factorization.

940408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2419 (or 2408 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 940408 is about 969.7463585907. The cubic root of 940408 is about 97.9727815567.

The spelling of 940408 in words is "nine hundred forty thousand, four hundred eight".