1572532042 has 16 divisors (see below), whose sum is σ = 2424949632. Its totient is φ = 764257680.

The previous prime is 1572532033. The next prime is 1572532043. The reversal of 1572532042 is 2402352751.

It is a junction number, because it is equal to n+sod(n) for n = 1572531995 and 1572532013.

It is not an unprimeable number, because it can be changed into a prime (1572532043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68667 + ... + 88657.

It is an arithmetic number, because the mean of its divisors is an integer number (151559352).

Almost surely, 2^1572532042 is an apocalyptic number.

1572532042 is a deficient number, since it is larger than the sum of its proper divisors (852417590).

1572532042 is a wasteful number, since it uses less digits than its factorization.

1572532042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21093.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 1572532042 is about 39655.1641277653. The cubic root of 1572532042 is about 1162.8753583732.

Adding to 1572532042 its reverse (2402352751), we get a palindrome (3974884793).

The spelling of 1572532042 in words is "one billion, five hundred seventy-two million, five hundred thirty-two thousand, forty-two".