1041621 has 16 divisors (see below), whose sum is σ = 1601664. Its totient is φ = 589824.

The previous prime is 1041619. The next prime is 1041643. The reversal of 1041621 is 1261401.

It is not a de Polignac number, because 1041621 - 2¹ = 1041619 is a prime.

It is a Curzon number.

1041621 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1041621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1041671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3925 + ... + 4181.

It is an arithmetic number, because the mean of its divisors is an integer number (100104).

2^1041621 is an apocalyptic number.

It is an amenable number.

1041621 is a deficient number, since it is larger than the sum of its proper divisors (560043).

1041621 is a wasteful number, since it uses less digits than its factorization.

1041621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1041621 is about 1020.5983539081. The cubic root of 1041621 is about 101.3685518838.

The spelling of 1041621 in words is "one million, forty-one thousand, six hundred twenty-one".