1672678080 has 112 divisors (see below), whose sum is σ = 5900867040. Its totient is φ = 446045184.

The previous prime is 1672678057. The next prime is 1672678081. The reversal of 1672678080 is 808762761.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (1672678081) 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 15 ways as a sum of consecutive naturals, for example, 88159 + ... + 105438.

Almost surely, 2^1672678080 is an apocalyptic number.

1672678080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1672678080 is an abundant number, since it is smaller than the sum of its proper divisors (4228188960).

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

1672678080 is a wasteful number, since it uses less digits than its factorization.

1672678080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193623 (or 193607 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 45.

The square root of 1672678080 is about 40898.3872542671. The cubic root of 1672678080 is about 1187.0548548347.

The spelling of 1672678080 in words is "one billion, six hundred seventy-two million, six hundred seventy-eight thousand, eighty".