1572242 has 8 divisors (see below), whose sum is σ = 2695296. Its totient is φ = 673812.

The previous prime is 1572239. The next prime is 1572247. The reversal of 1572242 is 2422751.

It is a happy number.

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 (1572247) 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, 56138 + ... + 56165.

It is an arithmetic number, because the mean of its divisors is an integer number (336912).

2^1572242 is an apocalyptic number.

1572242 is a deficient number, since it is larger than the sum of its proper divisors (1123054).

1572242 is a wasteful number, since it uses less digits than its factorization.

1572242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112312.

The product of its digits is 1120, while the sum is 23.

The square root of 1572242 is about 1253.8907448418. The cubic root of 1572242 is about 116.2803859367.

Adding to 1572242 its reverse (2422751), we get a palindrome (3994993).

The spelling of 1572242 in words is "one million, five hundred seventy-two thousand, two hundred forty-two".