7039973 has 2 divisors, whose sum is σ = 7039974. Its totient is φ = 7039972.

The previous prime is 7039961. The next prime is 7039997. The reversal of 7039973 is 3799307.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5484964 + 1555009 = 2342^2 + 1247^2 .

It is a cyclic number.

It is not a de Polignac number, because 7039973 - 2⁴ = 7039957 is a prime.

It is a super-2 number, since 2×7039973² = 99122439681458, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7039913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3519986 + 3519987.

It is an arithmetic number, because the mean of its divisors is an integer number (3519987).

Almost surely, 2^7039973 is an apocalyptic number.

It is an amenable number.

7039973 is a deficient number, since it is larger than the sum of its proper divisors (1).

7039973 is an equidigital number, since it uses as much as digits as its factorization.

7039973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35721, while the sum is 38.

The square root of 7039973 is about 2653.2947442755. The cubic root of 7039973 is about 191.6565492664.

The spelling of 7039973 in words is "seven million, thirty-nine thousand, nine hundred seventy-three".