903942 has 24 divisors (see below), whose sum is σ = 2109744. Its totient is φ = 278064.

The previous prime is 903919. The next prime is 903949. The reversal of 903942 is 249309.

903942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×903942² = 1634222278728, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (903949) by changing a digit.

903942 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1698 + ... + 2165.

It is an arithmetic number, because the mean of its divisors is an integer number (87906).

2⁹⁰³⁹⁴² is an apocalyptic number.

903942 is an abundant number, since it is smaller than the sum of its proper divisors (1205802).

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

903942 is a wasteful number, since it uses less digits than its factorization.

903942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3884 (or 3881 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 903942 is about 950.7586444519. The cubic root of 903942 is about 96.6896946063.

The spelling of 903942 in words is "nine hundred three thousand, nine hundred forty-two".