3216499974 has 48 divisors (see below), whose sum is σ = 7057739520. Its totient is φ = 1058613120.

The previous prime is 3216499973. The next prime is 3216499999. The reversal of 3216499974 is 4799946123.

It is a self number, because there is not a number n which added to its sum of digits gives 3216499974.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3216499973) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 467592 + ... + 474420.

It is an arithmetic number, because the mean of its divisors is an integer number (147036240).

Almost surely, 2^3216499974 is an apocalyptic number.

3216499974 is an abundant number, since it is smaller than the sum of its proper divisors (3841239546).

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

3216499974 is a wasteful number, since it uses less digits than its factorization.

3216499974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7165 (or 7162 counting only the distinct ones).

The product of its digits is 2939328, while the sum is 54.

The square root of 3216499974 is about 56714.1955245774. The cubic root of 3216499974 is about 1476.1410263602.

The spelling of 3216499974 in words is "three billion, two hundred sixteen million, four hundred ninety-nine thousand, nine hundred seventy-four".