1672916146 has 16 divisors (see below), whose sum is σ = 2746146240. Its totient is φ = 758014480.

The previous prime is 1672916143. The next prime is 1672916159. The reversal of 1672916146 is 6416192761.

It is not an unprimeable number, because it can be changed into a prime (1672916143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112966 + ... + 126913.

It is an arithmetic number, because the mean of its divisors is an integer number (171634140).

Almost surely, 2^1672916146 is an apocalyptic number.

1672916146 is a deficient number, since it is larger than the sum of its proper divisors (1073230094).

1672916146 is a wasteful number, since it uses less digits than its factorization.

1672916146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240209.

The product of its digits is 108864, while the sum is 43.

The square root of 1672916146 is about 40901.2976077777. The cubic root of 1672916146 is about 1187.1111685188. Note that the first 4 decimals are identical.

The spelling of 1672916146 in words is "one billion, six hundred seventy-two million, nine hundred sixteen thousand, one hundred forty-six".