1714639 has 2 divisors, whose sum is σ = 1714640. Its totient is φ = 1714638.

The previous prime is 1714633. The next prime is 1714651. The reversal of 1714639 is 9364171.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1714639 - 2³ = 1714631 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1714639.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1714631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 857319 + 857320.

It is an arithmetic number, because the mean of its divisors is an integer number (857320).

2^1714639 is an apocalyptic number.

1714639 is a deficient number, since it is larger than the sum of its proper divisors (1).

1714639 is an equidigital number, since it uses as much as digits as its factorization.

1714639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 31.

The square root of 1714639 is about 1309.4422476765. The cubic root of 1714639 is about 119.6899170206.

The spelling of 1714639 in words is "one million, seven hundred fourteen thousand, six hundred thirty-nine".