39610973 has 2 divisors, whose sum is σ = 39610974. Its totient is φ = 39610972.

The previous prime is 39610957. The next prime is 39610993. The reversal of 39610973 is 37901693.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34421689 + 5189284 = 5867^2 + 2278^2 .

It is a cyclic number.

It is not a de Polignac number, because 39610973 - 2⁴ = 39610957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39610903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19805486 + 19805487.

It is an arithmetic number, because the mean of its divisors is an integer number (19805487).

Almost surely, 2^39610973 is an apocalyptic number.

It is an amenable number.

39610973 is a deficient number, since it is larger than the sum of its proper divisors (1).

39610973 is an equidigital number, since it uses as much as digits as its factorization.

39610973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30618, while the sum is 38.

The square root of 39610973 is about 6293.7248907146. The cubic root of 39610973 is about 340.8828641114.

The spelling of 39610973 in words is "thirty-nine million, six hundred ten thousand, nine hundred seventy-three".