132026640 has 40 divisors (see below), whose sum is σ = 409283328. Its totient is φ = 35207040.

The previous prime is 132026639. The next prime is 132026659. The reversal of 132026640 is 46620231.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 132026640.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 274816 + ... + 275295.

Almost surely, 2^132026640 is an apocalyptic number.

132026640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132026640 is an abundant number, since it is smaller than the sum of its proper divisors (277256688).

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

132026640 is a wasteful number, since it uses less digits than its factorization.

132026640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550127 (or 550121 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 132026640 is about 11490.2845917758. The cubic root of 132026640 is about 509.1985875355.

Adding to 132026640 its reverse (46620231), we get a palindrome (178646871).

The spelling of 132026640 in words is "one hundred thirty-two million, twenty-six thousand, six hundred forty".