901142 has 8 divisors (see below), whose sum is σ = 1474632. Its totient is φ = 409600.

The previous prime is 901141. The next prime is 901169. The reversal of 901142 is 241109.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 901142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (901141) 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, 20459 + ... + 20502.

It is an arithmetic number, because the mean of its divisors is an integer number (184329).

2⁹⁰¹¹⁴² is an apocalyptic number.

901142 is a deficient number, since it is larger than the sum of its proper divisors (573490).

901142 is a wasteful number, since it uses less digits than its factorization.

901142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40974.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 901142 is about 949.2849940877. The cubic root of 901142 is about 96.5897578254.

The spelling of 901142 in words is "nine hundred one thousand, one hundred forty-two".