614621 has 4 divisors (see below), whose sum is σ = 702432. Its totient is φ = 526812.

The previous prime is 614617. The next prime is 614623. The reversal of 614621 is 126416.

It is a happy number.

614621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 614621 - 2² = 614617 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 614593 and 614602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (614623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43895 + ... + 43908.

It is an arithmetic number, because the mean of its divisors is an integer number (175608).

2⁶¹⁴⁶²¹ is an apocalyptic number.

It is an amenable number.

614621 is a deficient number, since it is larger than the sum of its proper divisors (87811).

614621 is an equidigital number, since it uses as much as digits as its factorization.

614621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87810.

The product of its digits is 288, while the sum is 20.

The square root of 614621 is about 783.9776782537. The cubic root of 614621 is about 85.0228773485.

The spelling of 614621 in words is "six hundred fourteen thousand, six hundred twenty-one".