132335640 has 64 divisors (see below), whose sum is σ = 441122400. Its totient is φ = 35289216.

The previous prime is 132335603. The next prime is 132335663. The reversal of 132335640 is 46533231.

It is a happy number.

132335640 is a `hidden beast` number, since 13 + 2 + 3 + 3 + 5 + 640 = 666.

It is a super-2 number, since 2×132335640² = 35025443228419200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60187 + ... + 62346.

Almost surely, 2^132335640 is an apocalyptic number.

132335640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132335640 is an abundant number, since it is smaller than the sum of its proper divisors (308786760).

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

132335640 is a wasteful number, since it uses less digits than its factorization.

132335640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122553 (or 122543 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 132335640 is about 11503.7228756607. The cubic root of 132335640 is about 509.5955270546.

Adding to 132335640 its reverse (46533231), we get a palindrome (178868871).

It can be divided in two parts, 1323 and 35640, that added together give a palindrome (36963).

The spelling of 132335640 in words is "one hundred thirty-two million, three hundred thirty-five thousand, six hundred forty".