3922505901 has 48 divisors (see below), whose sum is σ = 6147019840. Its totient is φ = 2401850880.

The previous prime is 3922505891. The next prime is 3922505921. The reversal of 3922505901 is 1095052293.

It is a happy number.

It is not a de Polignac number, because 3922505901 - 2²¹ = 3920408749 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3922505921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2093301 + ... + 2095173.

Almost surely, 2^3922505901 is an apocalyptic number.

It is an amenable number.

3922505901 is a deficient number, since it is larger than the sum of its proper divisors (2224513939).

3922505901 is a wasteful number, since it uses less digits than its factorization.

3922505901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2266 (or 2263 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 36.

The square root of 3922505901 is about 62629.9121905819. The cubic root of 3922505901 is about 1577.0829450634.

The spelling of 3922505901 in words is "three billion, nine hundred twenty-two million, five hundred five thousand, nine hundred one".