902042 has 8 divisors (see below), whose sum is σ = 1361856. Its totient is φ = 448092.

The previous prime is 902039. The next prime is 902047. The reversal of 902042 is 240209.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a plaindrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 902042.

It is not an unprimeable number, because it can be changed into a prime (902047) 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 3 ways as a sum of consecutive naturals, for example, 1058 + ... + 1709.

It is an arithmetic number, because the mean of its divisors is an integer number (170232).

2⁹⁰²⁰⁴² is an apocalyptic number.

902042 is a deficient number, since it is larger than the sum of its proper divisors (459814).

902042 is a wasteful number, since it uses less digits than its factorization.

902042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2932.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 902042 is about 949.7589167784. The cubic root of 902042 is about 96.6219029102.

The spelling of 902042 in words is "nine hundred two thousand, forty-two".