903642 has 8 divisors (see below), whose sum is σ = 1807296. Its totient is φ = 301212.

The previous prime is 903641. The next prime is 903649. The reversal of 903642 is 246309.

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

903642 is an admirable number.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (903641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75298 + ... + 75309.

It is an arithmetic number, because the mean of its divisors is an integer number (225912).

2⁹⁰³⁶⁴² is an apocalyptic number.

903642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

903642 is a wasteful number, since it uses less digits than its factorization.

903642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150612.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 903642 is about 950.6008626127. The cubic root of 903642 is about 96.6789969738.

The spelling of 903642 in words is "nine hundred three thousand, six hundred forty-two".