4073440040 has 32 divisors (see below), whose sum is σ = 9704373480. Its totient is φ = 1533530112.

The previous prime is 4073440013. The next prime is 4073440069. The reversal of 4073440040 is 400443704.

4073440040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2588570884 + 1484869156 = 50878^2 + 38534^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4073439991 and 4073440009.

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, 2994497 + ... + 2995856.

Almost surely, 2^4073440040 is an apocalyptic number.

4073440040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4073440040 is an abundant number, since it is smaller than the sum of its proper divisors (5630933440).

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

4073440040 is a wasteful number, since it uses less digits than its factorization.

4073440040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5990381 (or 5990377 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 26.

The square root of 4073440040 is about 63823.5069547263. The cubic root of 4073440040 is about 1597.0570955981.

Adding to 4073440040 its reverse (400443704), we get a palindrome (4473883744).

The spelling of 4073440040 in words is "four billion, seventy-three million, four hundred forty thousand, forty".