3522107820 has 192 divisors, whose sum is σ = 12366950400. Its totient is φ = 727607040.

The previous prime is 3522107807. The next prime is 3522107833. The reversal of 3522107820 is 287012253.

It is an interprime number because it is at equal distance from previous prime (3522107807) and next prime (3522107833).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 824851 + ... + 829109.

It is an arithmetic number, because the mean of its divisors is an integer number (64411200).

Almost surely, 2^3522107820 is an apocalyptic number.

3522107820 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3522107820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6183475200).

3522107820 is an abundant number, since it is smaller than the sum of its proper divisors (8844842580).

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

3522107820 is a wasteful number, since it uses less digits than its factorization.

3522107820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4468 (or 4466 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 3522107820 is about 59347.3488877136. The cubic root of 3522107820 is about 1521.4845577808.

The spelling of 3522107820 in words is "three billion, five hundred twenty-two million, one hundred seven thousand, eight hundred twenty".