3480973 has 2 divisors, whose sum is σ = 3480974. Its totient is φ = 3480972.

The previous prime is 3480947. The next prime is 3480989. The reversal of 3480973 is 3790843.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2553604 + 927369 = 1598^2 + 963^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3480973 is a prime.

3480973 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3480913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1740486 + 1740487.

It is an arithmetic number, because the mean of its divisors is an integer number (1740487).

Almost surely, 2^3480973 is an apocalyptic number.

It is an amenable number.

3480973 is a deficient number, since it is larger than the sum of its proper divisors (1).

3480973 is an equidigital number, since it uses as much as digits as its factorization.

3480973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 3480973 is about 1865.7365837652. The cubic root of 3480973 is about 151.5538191011.

It can be divided in two parts, 348097 and 3, that added together give a square (348100 = 590²).

The spelling of 3480973 in words is "three million, four hundred eighty thousand, nine hundred seventy-three".