132403444 has 24 divisors (see below), whose sum is σ = 241315200. Its totient is φ = 63487200.

The previous prime is 132403441. The next prime is 132403451. The reversal of 132403444 is 444304231.

It is a super-2 number, since 2×132403444² = 35061343966122272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132403441) 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, 13737 + ... + 21295.

It is an arithmetic number, because the mean of its divisors is an integer number (10054800).

Almost surely, 2^132403444 is an apocalyptic number.

It is an amenable number.

132403444 is a deficient number, since it is larger than the sum of its proper divisors (108911756).

132403444 is a wasteful number, since it uses less digits than its factorization.

132403444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7743 (or 7741 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 132403444 is about 11506.6695442252. The cubic root of 132403444 is about 509.6825449726.

Adding to 132403444 its reverse (444304231), we get a palindrome (576707675).

The spelling of 132403444 in words is "one hundred thirty-two million, four hundred three thousand, four hundred forty-four".