901642 has 8 divisors (see below), whose sum is σ = 1545696. Its totient is φ = 386412.

The previous prime is 901613. The next prime is 901643. The reversal of 901642 is 246109.

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

It is not an unprimeable number, because it can be changed into a prime (901643) by changing a digit.

901642 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 3 ways as a sum of consecutive naturals, for example, 32188 + ... + 32215.

It is an arithmetic number, because the mean of its divisors is an integer number (193212).

2⁹⁰¹⁶⁴² is an apocalyptic number.

901642 is a deficient number, since it is larger than the sum of its proper divisors (644054).

901642 is a wasteful number, since it uses less digits than its factorization.

901642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64412.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 901642 is about 949.5483136734. The cubic root of 901642 is about 96.6076188468.

The spelling of 901642 in words is "nine hundred one thousand, six hundred forty-two".