4073915540 has 12 divisors (see below), whose sum is σ = 8555222676. Its totient is φ = 1629566208.

The previous prime is 4073915519. The next prime is 4073915567. The reversal of 4073915540 is 455193704.

It can be written as a sum of positive squares in 2 ways, for example, as 691795204 + 3382120336 = 26302^2 + 58156^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4073915494 and 4073915503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101847869 + ... + 101847908.

It is an arithmetic number, because the mean of its divisors is an integer number (712935223).

Almost surely, 2^4073915540 is an apocalyptic number.

It is an amenable number.

4073915540 is an abundant number, since it is smaller than the sum of its proper divisors (4481307136).

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

4073915540 is a wasteful number, since it uses less digits than its factorization.

4073915540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203695786 (or 203695784 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 4073915540 is about 63827.2319625409. The cubic root of 4073915540 is about 1597.1192356316.

The spelling of 4073915540 in words is "four billion, seventy-three million, nine hundred fifteen thousand, five hundred forty".