3506880042 has 32 divisors (see below), whose sum is σ = 8061796800. Its totient is φ = 1128650544.

The previous prime is 3506880029. The next prime is 3506880049. The reversal of 3506880042 is 2400886053.

It is a junction number, because it is equal to n+sod(n) for n = 3506879979 and 3506880006.

It is not an unprimeable number, because it can be changed into a prime (3506880049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1118128 + ... + 1121259.

It is an arithmetic number, because the mean of its divisors is an integer number (251931150).

Almost surely, 2^3506880042 is an apocalyptic number.

3506880042 is an abundant number, since it is smaller than the sum of its proper divisors (4554916758).

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

3506880042 is a wasteful number, since it uses less digits than its factorization.

3506880042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2239427 (or 2239421 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 3506880042 is about 59218.9162514817. The cubic root of 3506880042 is about 1519.2886852410.

The spelling of 3506880042 in words is "three billion, five hundred six million, eight hundred eighty thousand, forty-two".