3216533142 has 16 divisors (see below), whose sum is σ = 6771648960. Its totient is φ = 1015747272.

The previous prime is 3216533137. The next prime is 3216533147. The reversal of 3216533142 is 2413356123.

It is an interprime number because it is at equal distance from previous prime (3216533137) and next prime (3216533147).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3216533147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14107488 + ... + 14107715.

It is an arithmetic number, because the mean of its divisors is an integer number (423228060).

Almost surely, 2^3216533142 is an apocalyptic number.

3216533142 is an abundant number, since it is smaller than the sum of its proper divisors (3555115818).

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

3216533142 is a wasteful number, since it uses less digits than its factorization.

3216533142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28215227.

The product of its digits is 12960, while the sum is 30.

The square root of 3216533142 is about 56714.4879373869. The cubic root of 3216533142 is about 1476.1461002477.

Adding to 3216533142 its reverse (2413356123), we get a palindrome (5629889265).

The spelling of 3216533142 in words is "three billion, two hundred sixteen million, five hundred thirty-three thousand, one hundred forty-two".