132021396 has 36 divisors (see below), whose sum is σ = 359392852. Its totient is φ = 40621824.

The previous prime is 132021391. The next prime is 132021401. The reversal of 132021396 is 693120231.

It is an interprime number because it is at equal distance from previous prime (132021391) and next prime (132021401).

It can be written as a sum of positive squares in 2 ways, for example, as 19236996 + 112784400 = 4386^2 + 10620^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132021391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 140581 + ... + 141516.

Almost surely, 2^132021396 is an apocalyptic number.

It is an amenable number.

132021396 is an abundant number, since it is smaller than the sum of its proper divisors (227371456).

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

132021396 is a wasteful number, since it uses less digits than its factorization.

132021396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282120 (or 282115 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 132021396 is about 11490.0563967284. The cubic root of 132021396 is about 509.1918457831.

The spelling of 132021396 in words is "one hundred thirty-two million, twenty-one thousand, three hundred ninety-six".