614424961 has 4 divisors (see below), whose sum is σ = 617062212. Its totient is φ = 611787712.

The previous prime is 614424959. The next prime is 614425003. The reversal of 614424961 is 169424416.

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 106193025 + 508231936 = 10305^2 + 22544^2 .

It is a cyclic number.

It is not a de Polignac number, because 614424961 - 2¹ = 614424959 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 614424961.

It is not an unprimeable number, because it can be changed into a prime (614424901) 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, 1318276 + ... + 1318741.

It is an arithmetic number, because the mean of its divisors is an integer number (154265553).

Almost surely, 2^614424961 is an apocalyptic number.

It is an amenable number.

614424961 is a deficient number, since it is larger than the sum of its proper divisors (2637251).

614424961 is a wasteful number, since it uses less digits than its factorization.

614424961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2637250.

The product of its digits is 41472, while the sum is 37.

The square root of 614424961 is about 24787.5969186204. The cubic root of 614424961 is about 850.1383677859.

The spelling of 614424961 in words is "six hundred fourteen million, four hundred twenty-four thousand, nine hundred sixty-one".