614084621 has 4 divisors (see below), whose sum is σ = 624151644. Its totient is φ = 604017600.

The previous prime is 614084573. The next prime is 614084623. The reversal of 614084621 is 126480416.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 190136521 + 423948100 = 13789^2 + 20590^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-614084621 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 (614084623) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 5033420 + ... + 5033541.

It is an arithmetic number, because the mean of its divisors is an integer number (156037911).

Almost surely, 2^614084621 is an apocalyptic number.

614084621 is a gapful number since it is divisible by the number (61) formed by its first and last digit.

It is an amenable number.

614084621 is a deficient number, since it is larger than the sum of its proper divisors (10067023).

614084621 is a wasteful number, since it uses less digits than its factorization.

614084621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10067022.

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 614084621 is about 24780.7308407157. The cubic root of 614084621 is about 849.9813702953.

The spelling of 614084621 in words is "six hundred fourteen million, eighty-four thousand, six hundred twenty-one".