3506202042 has 64 divisors (see below), whose sum is σ = 8191642368. Its totient is φ = 979776000.

The previous prime is 3506202023. The next prime is 3506202053. The reversal of 3506202042 is 2402026053.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 459942 + ... + 467502.

It is an arithmetic number, because the mean of its divisors is an integer number (127994412).

Almost surely, 2^3506202042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3506202042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4095821184).

3506202042 is an abundant number, since it is smaller than the sum of its proper divisors (4685440326).

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

3506202042 is a wasteful number, since it uses less digits than its factorization.

3506202042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7815.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 3506202042 is about 59213.1914525809. The cubic root of 3506202042 is about 1519.1907687544.

Adding to 3506202042 its reverse (2402026053), we get a palindrome (5908228095).

The spelling of 3506202042 in words is "three billion, five hundred six million, two hundred two thousand, forty-two".