1671552 has 48 divisors (see below), whose sum is σ = 4813380. Its totient is φ = 556800.

The previous prime is 1671521. The next prime is 1671577. The reversal of 1671552 is 2551761.

It is a tau number, because it is divible by the number of its divisors (48).

It is a plaindrome in base 13.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 427 + ... + 1877.

2^1671552 is an apocalyptic number.

1671552 is a gapful number since it is divisible by the number (12) 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 1671552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2406690).

1671552 is an abundant number, since it is smaller than the sum of its proper divisors (3141828).

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

1671552 is a wasteful number, since it uses less digits than its factorization.

1671552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1471 (or 1456 counting only the distinct ones).

The product of its digits is 2100, while the sum is 27.

The square root of 1671552 is about 1292.8851457109. The cubic root of 1671552 is about 118.6788412091.

The spelling of 1671552 in words is "one million, six hundred seventy-one thousand, five hundred fifty-two".