1612673416 has 16 divisors (see below), whose sum is σ = 3105486540. Its totient is φ = 784543680.

The previous prime is 1612673411. The next prime is 1612673417. The reversal of 1612673416 is 6143762161.

It can be written as a sum of positive squares in 2 ways, for example, as 1156680100 + 455993316 = 34010^2 + 21354^2 .

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (1612673411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2723815 + ... + 2724406.

Almost surely, 2^1612673416 is an apocalyptic number.

It is an amenable number.

1612673416 is a deficient number, since it is larger than the sum of its proper divisors (1492813124).

1612673416 is a wasteful number, since it uses less digits than its factorization.

1612673416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5448264 (or 5448260 counting only the distinct ones).

The product of its digits is 36288, while the sum is 37.

The square root of 1612673416 is about 40158.1052341865. The cubic root of 1612673416 is about 1172.6870852264.

The spelling of 1612673416 in words is "one billion, six hundred twelve million, six hundred seventy-three thousand, four hundred sixteen".