3506431242 has 16 divisors (see below), whose sum is σ = 7131725280. Its totient is φ = 1148999952.

The previous prime is 3506431217. The next prime is 3506431273. The reversal of 3506431242 is 2421346053.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4952233 + ... + 4952940.

It is an arithmetic number, because the mean of its divisors is an integer number (445732830).

Almost surely, 2^3506431242 is an apocalyptic number.

3506431242 is an abundant number, since it is smaller than the sum of its proper divisors (3625294038).

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

3506431242 is a wasteful number, since it uses less digits than its factorization.

3506431242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9905237.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 3506431242 is about 59215.1268005060. The cubic root of 3506431242 is about 1519.2238711382.

Adding to 3506431242 its reverse (2421346053), we get a palindrome (5927777295).

The spelling of 3506431242 in words is "three billion, five hundred six million, four hundred thirty-one thousand, two hundred forty-two".