132403216 has 20 divisors (see below), whose sum is σ = 279852624. Its totient is φ = 60183200.

The previous prime is 132403213. The next prime is 132403247. The reversal of 132403216 is 612304231.

It is a super-2 number, since 2×132403216² = 35061223214285312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (132403213) 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, 375970 + ... + 376321.

Almost surely, 2^132403216 is an apocalyptic number.

132403216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

132403216 is an abundant number, since it is smaller than the sum of its proper divisors (147449408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

132403216 is a wasteful number, since it uses less digits than its factorization.

132403216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752310 (or 752304 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 132403216 is about 11506.6596369233. The cubic root of 132403216 is about 509.6822524130.

Adding to 132403216 its reverse (612304231), we get a palindrome (744707447).

The spelling of 132403216 in words is "one hundred thirty-two million, four hundred three thousand, two hundred sixteen".