132421604 has 12 divisors (see below), whose sum is σ = 264843264. Its totient is φ = 56752104.

The previous prime is 132421573. The next prime is 132421609. The reversal of 132421604 is 406124231.

132421604 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 132421604.

It is not an unprimeable number, because it can be changed into a prime (132421609) 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, 2364644 + ... + 2364699.

It is an arithmetic number, because the mean of its divisors is an integer number (22070272).

Almost surely, 2^132421604 is an apocalyptic number.

132421604 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

132421604 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

132421604 is a wasteful number, since it uses less digits than its factorization.

132421604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4729354 (or 4729352 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 132421604 is about 11507.4586247355. The cubic root of 132421604 is about 509.7058460077.

Adding to 132421604 its reverse (406124231), we get a palindrome (538545835).

The spelling of 132421604 in words is "one hundred thirty-two million, four hundred twenty-one thousand, six hundred four".