1660152 has 64 divisors (see below), whose sum is σ = 4747680. Its totient is φ = 479232.

The previous prime is 1660133. The next prime is 1660177. The reversal of 1660152 is 2510661.

It is a happy number.

It is a super-2 number, since 2×1660152² = 5512209326208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5148 + ... + 5460.

2^1660152 is an apocalyptic number.

1660152 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 1660152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2373840).

1660152 is an abundant number, since it is smaller than the sum of its proper divisors (3087528).

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

1660152 is a wasteful number, since it uses less digits than its factorization.

1660152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352 (or 348 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1660152 is about 1288.4688587622. The cubic root of 1660152 is about 118.4084286062.

It can be divided in two parts, 16601 and 52, that added together give a triangular number (16653 = T₁₈₂).

The spelling of 1660152 in words is "one million, six hundred sixty thousand, one hundred fifty-two".