1241646 has 64 divisors (see below), whose sum is σ = 3151872. Its totient is φ = 317952.

The previous prime is 1241627. The next prime is 1241651. The reversal of 1241646 is 6461421.

1241646 = T₄₃ + T₄₄ + ... + T₁₉₅.

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 31 ways as a sum of consecutive naturals, for example, 26395 + ... + 26441.

It is an arithmetic number, because the mean of its divisors is an integer number (49248).

2^1241646 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1241646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1575936).

1241646 is an abundant number, since it is smaller than the sum of its proper divisors (1910226).

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

1241646 is a wasteful number, since it uses less digits than its factorization.

1241646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113.

The product of its digits is 1152, while the sum is 24.

The square root of 1241646 is about 1114.2917032806. The cubic root of 1241646 is about 107.4812226081.

It can be divided in two parts, 124 and 1646, that added together give a triangular number (1770 = T₅₉).

The spelling of 1241646 in words is "one million, two hundred forty-one thousand, six hundred forty-six".