4122075820 has 48 divisors (see below), whose sum is σ = 8729259840. Its totient is φ = 1634989824.

The previous prime is 4122075767. The next prime is 4122075869. The reversal of 4122075820 is 285702214.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2030566 + ... + 2032594.

It is an arithmetic number, because the mean of its divisors is an integer number (181859580).

Almost surely, 2^4122075820 is an apocalyptic number.

It is an amenable number.

4122075820 is an abundant number, since it is smaller than the sum of its proper divisors (4607184020).

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

4122075820 is a wasteful number, since it uses less digits than its factorization.

4122075820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2842 (or 2840 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 31.

The square root of 4122075820 is about 64203.3941470387. The cubic root of 4122075820 is about 1603.3881094448.

The spelling of 4122075820 in words is "four billion, one hundred twenty-two million, seventy-five thousand, eight hundred twenty".