3216020734 has 16 divisors (see below), whose sum is σ = 4909086000. Its totient is φ = 1579695424.

The previous prime is 3216020719. The next prime is 3216020749. The reversal of 3216020734 is 4370206123.

It is an interprime number because it is at equal distance from previous prime (3216020719) and next prime (3216020749).

It is a congruent number.

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, 184842 + ... + 201490.

It is an arithmetic number, because the mean of its divisors is an integer number (306817875).

Almost surely, 2^3216020734 is an apocalyptic number.

3216020734 is a deficient number, since it is larger than the sum of its proper divisors (1693065266).

3216020734 is a wasteful number, since it uses less digits than its factorization.

3216020734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18347.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 3216020734 is about 56709.9703226866. The cubic root of 3216020734 is about 1476.0677105440.

Adding to 3216020734 its reverse (4370206123), we get a palindrome (7586226857).

It can be divided in two parts, 32160207 and 34, that added together give a square (32160241 = 5671²).

The spelling of 3216020734 in words is "three billion, two hundred sixteen million, twenty thousand, seven hundred thirty-four".