7453740732 has 48 divisors (see below), whose sum is σ = 18206802432. Its totient is φ = 2368886080.

The previous prime is 7453740727. The next prime is 7453740733. The reversal of 7453740732 is 2370473547.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7453740733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42418 + ... + 129254.

It is an arithmetic number, because the mean of its divisors is an integer number (379308384).

Almost surely, 2^7453740732 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 7453740732, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9103401216).

7453740732 is an abundant number, since it is smaller than the sum of its proper divisors (10753061700).

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

7453740732 is a wasteful number, since it uses less digits than its factorization.

7453740732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87178 (or 87176 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 42.

The square root of 7453740732 is about 86335.0492673746. The cubic root of 7453740732 is about 1953.4010977849.

The spelling of 7453740732 in words is "seven billion, four hundred fifty-three million, seven hundred forty thousand, seven hundred thirty-two".