1675172672 has 56 divisors (see below), whose sum is σ = 3428975616. Its totient is φ = 811496448.

The previous prime is 1675172671. The next prime is 1675172693. The reversal of 1675172672 is 2762715761.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1675172671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347108 + ... + 351900.

Almost surely, 2^1675172672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1675172672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1714487808).

1675172672 is an abundant number, since it is smaller than the sum of its proper divisors (1753802944).

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

1675172672 is a wasteful number, since it uses less digits than its factorization.

1675172672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4975 (or 4965 counting only the distinct ones).

The product of its digits is 246960, while the sum is 44.

The square root of 1675172672 is about 40928.8733292281. The cubic root of 1675172672 is about 1187.6446767699.

The spelling of 1675172672 in words is "one billion, six hundred seventy-five million, one hundred seventy-two thousand, six hundred seventy-two".