1974212616 has 16 divisors (see below), whose sum is σ = 4935531600. Its totient is φ = 658070864.

The previous prime is 1974212599. The next prime is 1974212621. The reversal of 1974212616 is 6162124791.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41129406 + ... + 41129453.

It is an arithmetic number, because the mean of its divisors is an integer number (308470725).

Almost surely, 2^1974212616 is an apocalyptic number.

It is an amenable number.

1974212616 is an abundant number, since it is smaller than the sum of its proper divisors (2961318984).

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

1974212616 is a wasteful number, since it uses less digits than its factorization.

1974212616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82258868 (or 82258864 counting only the distinct ones).

The product of its digits is 36288, while the sum is 39.

The square root of 1974212616 is about 44432.1124413413. The cubic root of 1974212616 is about 1254.4825972555.

The spelling of 1974212616 in words is "one billion, nine hundred seventy-four million, two hundred twelve thousand, six hundred sixteen".