973439 has 2 divisors, whose sum is σ = 973440. Its totient is φ = 973438.

The previous prime is 973421. The next prime is 973459. The reversal of 973439 is 934379.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 973439 - 2¹² = 969343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 973399 and 973408.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 973439.

It is not a weakly prime, because it can be changed into another prime (973409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486719 + 486720.

It is an arithmetic number, because the mean of its divisors is an integer number (486720).

2⁹⁷³⁴³⁹ is an apocalyptic number.

973439 is a deficient number, since it is larger than the sum of its proper divisors (1).

973439 is an equidigital number, since it uses as much as digits as its factorization.

973439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20412, while the sum is 35.

The square root of 973439 is about 986.6301231971. The cubic root of 973439 is about 99.1066768337.

Subtracting from 973439 its reverse (934379), we obtain a triangular number (39060 = T₂₇₉).

The spelling of 973439 in words is "nine hundred seventy-three thousand, four hundred thirty-nine".