1672523980 has 12 divisors (see below), whose sum is σ = 3512300400. Its totient is φ = 669009584.

The previous prime is 1672523977. The next prime is 1672524019. The reversal of 1672523980 is 893252761.

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, 41813080 + ... + 41813119.

It is an arithmetic number, because the mean of its divisors is an integer number (292691700).

Almost surely, 2^1672523980 is an apocalyptic number.

1672523980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1672523980 is an abundant number, since it is smaller than the sum of its proper divisors (1839776420).

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

1672523980 is a wasteful number, since it uses less digits than its factorization.

1672523980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83626208 (or 83626206 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 1672523980 is about 40896.5032735074. The cubic root of 1672523980 is about 1187.0184001669.

The spelling of 1672523980 in words is "one billion, six hundred seventy-two million, five hundred twenty-three thousand, nine hundred eighty".