7473943940 has 24 divisors (see below), whose sum is σ = 15705598272. Its totient is φ = 2987612640.

The previous prime is 7473943933. The next prime is 7473943943. The reversal of 7473943940 is 493493747.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (7473943943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91424 + ... + 152663.

It is an arithmetic number, because the mean of its divisors is an integer number (654399928).

Almost surely, 2^7473943940 is an apocalyptic number.

It is an amenable number.

7473943940 is an abundant number, since it is smaller than the sum of its proper divisors (8231654332).

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

7473943940 is a wasteful number, since it uses less digits than its factorization.

7473943940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245627 (or 245625 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 50.

The square root of 7473943940 is about 86451.9747605571. The cubic root of 7473943940 is about 1955.1643898631.

The spelling of 7473943940 in words is "seven billion, four hundred seventy-three million, nine hundred forty-three thousand, nine hundred forty".