132859440 has 400 divisors, whose sum is σ = 550946880. Its totient is φ = 29030400.

The previous prime is 132859417. The next prime is 132859483. The reversal of 132859440 is 44958231.

132859440 is a `hidden beast` number, since 1 + 3 + 28 + 594 + 40 = 666.

It is a super-2 number, since 2×132859440² = 35303261594227200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 132859395 and 132859404.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1315390 + ... + 1315490.

Almost surely, 2^132859440 is an apocalyptic number.

132859440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 132859440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (275473440).

132859440 is an abundant number, since it is smaller than the sum of its proper divisors (418087440).

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

132859440 is a wasteful number, since it uses less digits than its factorization.

132859440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162 (or 147 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 132859440 is about 11526.4669348417. The cubic root of 132859440 is about 510.2669882333.

The spelling of 132859440 in words is "one hundred thirty-two million, eight hundred fifty-nine thousand, four hundred forty".