7424372240 has 40 divisors (see below), whose sum is σ = 17439639000. Its totient is φ = 2939129856.

The previous prime is 7424372213. The next prime is 7424372279. The reversal of 7424372240 is 422734247.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 910590976 + 6513781264 = 30176^2 + 80708^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 7424372240.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 470615 + ... + 486134.

It is an arithmetic number, because the mean of its divisors is an integer number (435990975).

Almost surely, 2^7424372240 is an apocalyptic number.

It is an amenable number.

7424372240 is an abundant number, since it is smaller than the sum of its proper divisors (10015266760).

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

7424372240 is a wasteful number, since it uses less digits than its factorization.

7424372240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956859 (or 956853 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 35.

The square root of 7424372240 is about 86164.7969880972. The cubic root of 7424372240 is about 1950.8321883042.

The spelling of 7424372240 in words is "seven billion, four hundred twenty-four million, three hundred seventy-two thousand, two hundred forty".