6972319 has 2 divisors, whose sum is σ = 6972320. Its totient is φ = 6972318.

The previous prime is 6972313. The next prime is 6972359. The reversal of 6972319 is 9132796.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6972319 - 2³ = 6972311 is a prime.

It is a super-2 number, since 2×6972319² = 97226464475522, which contains 22 as substring.

It is an Ulam number.

6972319 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6972311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3486159 + 3486160.

It is an arithmetic number, because the mean of its divisors is an integer number (3486160).

Almost surely, 2^6972319 is an apocalyptic number.

6972319 is a deficient number, since it is larger than the sum of its proper divisors (1).

6972319 is an equidigital number, since it uses as much as digits as its factorization.

6972319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20412, while the sum is 37.

The square root of 6972319 is about 2640.5149119064. The cubic root of 6972319 is about 191.0406335157.

The spelling of 6972319 in words is "six million, nine hundred seventy-two thousand, three hundred nineteen".