5461621 has 4 divisors (see below), whose sum is σ = 5958144. Its totient is φ = 4965100.

The previous prime is 5461619. The next prime is 5461627. The reversal of 5461621 is 1261645.

5461621 = T₉₉₁ + T₉₉₂ + ... + T₁₀₀₁.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5461621 - 2¹ = 5461619 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5461627) 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 3 ways as a sum of consecutive naturals, for example, 248245 + ... + 248266.

It is an arithmetic number, because the mean of its divisors is an integer number (1489536).

Almost surely, 2^5461621 is an apocalyptic number.

It is an amenable number.

5461621 is a deficient number, since it is larger than the sum of its proper divisors (496523).

5461621 is a wasteful number, since it uses less digits than its factorization.

5461621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496522.

The product of its digits is 1440, while the sum is 25.

The square root of 5461621 is about 2337.0111253479. The cubic root of 5461621 is about 176.1058785274.

The spelling of 5461621 in words is "five million, four hundred sixty-one thousand, six hundred twenty-one".