1641252 has 24 divisors (see below), whose sum is σ = 3852576. Its totient is φ = 543808.

The previous prime is 1641229. The next prime is 1641253. The reversal of 1641252 is 2521461.

It is not an unprimeable number, because it can be changed into a prime (1641253) 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, 2503 + ... + 3089.

It is an arithmetic number, because the mean of its divisors is an integer number (160524).

2^1641252 is an apocalyptic number.

1641252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1641252 is an abundant number, since it is smaller than the sum of its proper divisors (2211324).

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

1641252 is a wasteful number, since it uses less digits than its factorization.

1641252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827 (or 825 counting only the distinct ones).

The product of its digits is 480, while the sum is 21.

The square root of 1641252 is about 1281.1135781031. The cubic root of 1641252 is about 117.9573723264.

The spelling of 1641252 in words is "one million, six hundred forty-one thousand, two hundred fifty-two".