1672746160 has 40 divisors (see below), whose sum is σ = 3891268800. Its totient is φ = 668731392.

The previous prime is 1672746157. The next prime is 1672746217. The reversal of 1672746160 is 616472761.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 177241 + ... + 186439.

It is an arithmetic number, because the mean of its divisors is an integer number (97281720).

Almost surely, 2^1672746160 is an apocalyptic number.

1672746160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1672746160 is an abundant number, since it is smaller than the sum of its proper divisors (2218522640).

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

1672746160 is a wasteful number, since it uses less digits than its factorization.

1672746160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11485 (or 11479 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 1672746160 is about 40899.2195524560. The cubic root of 1672746160 is about 1187.0709594673.

The spelling of 1672746160 in words is "one billion, six hundred seventy-two million, seven hundred forty-six thousand, one hundred sixty".