32245131 has 16 divisors (see below), whose sum is σ = 43602944. Its totient is φ = 21194784.

The previous prime is 32245127. The next prime is 32245133. The reversal of 32245131 is 13154223.

It is not a de Polignac number, because 32245131 - 2² = 32245127 is a prime.

It is a super-2 number, since 2×32245131² = 2079496946414322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32245098 and 32245107.

It is not an unprimeable number, because it can be changed into a prime (32245133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104880 + ... + 105186.

It is an arithmetic number, because the mean of its divisors is an integer number (2725184).

Almost surely, 2^32245131 is an apocalyptic number.

32245131 is a deficient number, since it is larger than the sum of its proper divisors (11357813).

32245131 is a wasteful number, since it uses less digits than its factorization.

32245131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690.

The product of its digits is 720, while the sum is 21.

The square root of 32245131 is about 5678.4796380721. The cubic root of 32245131 is about 318.2888183386.

Adding to 32245131 its reverse (13154223), we get a palindrome (45399354).

The spelling of 32245131 in words is "thirty-two million, two hundred forty-five thousand, one hundred thirty-one".