3506211642 has 16 divisors (see below), whose sum is σ = 7018143840. Its totient is φ = 1167783792.

The previous prime is 3506211623. The next prime is 3506211647. The reversal of 3506211642 is 2461126053.

It is not an unprimeable number, because it can be changed into a prime (3506211647) 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 7 ways as a sum of consecutive naturals, for example, 230368 + ... + 245115.

It is an arithmetic number, because the mean of its divisors is an integer number (438633990).

Almost surely, 2^3506211642 is an apocalyptic number.

3506211642 is an abundant number, since it is smaller than the sum of its proper divisors (3511932198).

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

3506211642 is a wasteful number, since it uses less digits than its factorization.

3506211642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476717.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 3506211642 is about 59213.2725155433. The cubic root of 3506211642 is about 1519.1921552706.

Adding to 3506211642 its reverse (2461126053), we get a palindrome (5967337695).

It can be divided in two parts, 35062 and 11642, that multiplied together give a palindrome (408191804).

The spelling of 3506211642 in words is "three billion, five hundred six million, two hundred eleven thousand, six hundred forty-two".