1672804224 has 448 divisors, whose sum is σ = 6180783840. Its totient is φ = 438939648.

The previous prime is 1672804219. The next prime is 1672804247. The reversal of 1672804224 is 4224082761.

It is a tau number, because it is divible by the number of its divisors (448).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 8491294 + ... + 8491490.

Almost surely, 2^1672804224 is an apocalyptic number.

1672804224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1672804224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3090391920).

1672804224 is an abundant number, since it is smaller than the sum of its proper divisors (4507979616).

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

1672804224 is an equidigital number, since it uses as much as digits as its factorization.

1672804224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 36.

The square root of 1672804224 is about 40899.9293886921. The cubic root of 1672804224 is about 1187.0846944245.

Adding to 1672804224 its reverse (4224082761), we get a palindrome (5896886985).

The spelling of 1672804224 in words is "one billion, six hundred seventy-two million, eight hundred four thousand, two hundred twenty-four".