1573142 has 8 divisors (see below), whose sum is σ = 2376000. Its totient is φ = 781144.

The previous prime is 1573141. The next prime is 1573151. The reversal of 1573142 is 2413751.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1573141) 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, 2342 + ... + 2937.

It is an arithmetic number, because the mean of its divisors is an integer number (297000).

2^1573142 is an apocalyptic number.

1573142 is a deficient number, since it is larger than the sum of its proper divisors (802858).

1573142 is a wasteful number, since it uses less digits than its factorization.

1573142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5430.

The product of its digits is 840, while the sum is 23.

The square root of 1573142 is about 1254.2495764400. The cubic root of 1573142 is about 116.3025692022.

Adding to 1573142 its reverse (2413751), we get a palindrome (3986893).

The spelling of 1573142 in words is "one million, five hundred seventy-three thousand, one hundred forty-two".