4074645132 has 72 divisors (see below), whose sum is σ = 10774065120. Its totient is φ = 1295965440.

The previous prime is 4074645131. The next prime is 4074645137. The reversal of 4074645132 is 2315464704.

4074645132 is a `hidden beast` number, since 4 + 0 + 7 + 4 + 645 + 1 + 3 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (4074645131) 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 23 ways as a sum of consecutive naturals, for example, 342744 + ... + 354432.

Almost surely, 2^4074645132 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4074645132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5387032560).

4074645132 is an abundant number, since it is smaller than the sum of its proper divisors (6699419988).

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

4074645132 is a wasteful number, since it uses less digits than its factorization.

4074645132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12143 (or 12138 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The square root of 4074645132 is about 63832.9470728087. The cubic root of 4074645132 is about 1597.2145719121.

The spelling of 4074645132 in words is "four billion, seventy-four million, six hundred forty-five thousand, one hundred thirty-two".