7474323132 has 144 divisors (see below), whose sum is σ = 20206018560. Its totient is φ = 2322877824.

The previous prime is 7474323079. The next prime is 7474323161. The reversal of 7474323132 is 2313234747.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19515013 + ... + 19515395.

Almost surely, 2^7474323132 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 7474323132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10103009280).

7474323132 is an abundant number, since it is smaller than the sum of its proper divisors (12731695428).

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

7474323132 is a wasteful number, since it uses less digits than its factorization.

7474323132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792 (or 787 counting only the distinct ones).

The product of its digits is 84672, while the sum is 36.

The square root of 7474323132 is about 86454.1678116214. The cubic root of 7474323132 is about 1955.1974545192.

Adding to 7474323132 its reverse (2313234747), we get a palindrome (9787557879).

The spelling of 7474323132 in words is "seven billion, four hundred seventy-four million, three hundred twenty-three thousand, one hundred thirty-two".