39346973 has 2 divisors, whose sum is σ = 39346974. Its totient is φ = 39346972.

The previous prime is 39346969. The next prime is 39346981. The reversal of 39346973 is 37964393.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36517849 + 2829124 = 6043^2 + 1682^2 .

It is a cyclic number.

It is not a de Polignac number, because 39346973 - 2² = 39346969 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39346673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19673486 + 19673487.

It is an arithmetic number, because the mean of its divisors is an integer number (19673487).

Almost surely, 2^39346973 is an apocalyptic number.

It is an amenable number.

39346973 is a deficient number, since it is larger than the sum of its proper divisors (1).

39346973 is an equidigital number, since it uses as much as digits as its factorization.

39346973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 367416, while the sum is 44.

The square root of 39346973 is about 6272.7165566443. The cubic root of 39346973 is about 340.1238677855.

The spelling of 39346973 in words is "thirty-nine million, three hundred forty-six thousand, nine hundred seventy-three".