132220425 has 96 divisors (see below), whose sum is σ = 244270080. Its totient is φ = 62899200.

The previous prime is 132220423. The next prime is 132220433. The reversal of 132220425 is 524022231.

It is not a de Polignac number, because 132220425 - 2¹ = 132220423 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (132220423) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2494699 + ... + 2494751.

It is an arithmetic number, because the mean of its divisors is an integer number (2544480).

Almost surely, 2^132220425 is an apocalyptic number.

132220425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

132220425 is a deficient number, since it is larger than the sum of its proper divisors (112049655).

132220425 is a wasteful number, since it uses less digits than its factorization.

132220425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163 (or 158 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 132220425 is about 11498.7140585372. The cubic root of 132220425 is about 509.4475948826.

Adding to 132220425 its reverse (524022231), we get a palindrome (656242656).

The spelling of 132220425 in words is "one hundred thirty-two million, two hundred twenty thousand, four hundred twenty-five".