132739740 has 144 divisors (see below), whose sum is σ = 487311552. Its totient is φ = 28551168.

The previous prime is 132739697. The next prime is 132739741. The reversal of 132739740 is 47937231.

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 = 132739695 and 132739704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132739741) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18322 + ... + 24518.

It is an arithmetic number, because the mean of its divisors is an integer number (3384108).

Almost surely, 2^132739740 is an apocalyptic number.

132739740 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 132739740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (243655776).

132739740 is an abundant number, since it is smaller than the sum of its proper divisors (354571812).

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

132739740 is a wasteful number, since it uses less digits than its factorization.

132739740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6236 (or 6231 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The square root of 132739740 is about 11521.2733671240. The cubic root of 132739740 is about 510.1137001398.

The spelling of 132739740 in words is "one hundred thirty-two million, seven hundred thirty-nine thousand, seven hundred forty".