722467 has 2 divisors, whose sum is σ = 722468. Its totient is φ = 722466.

The previous prime is 722459. The next prime is 722479. The reversal of 722467 is 764227.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 722467 - 2³ = 722459 is a prime.

722467 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (722417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361233 + 361234.

It is an arithmetic number, because the mean of its divisors is an integer number (361234).

2⁷²²⁴⁶⁷ is an apocalyptic number.

722467 is a deficient number, since it is larger than the sum of its proper divisors (1).

722467 is an equidigital number, since it uses as much as digits as its factorization.

722467 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4704, while the sum is 28.

The square root of 722467 is about 849.9805880136. The cubic root of 722467 is about 89.7303451398.

The spelling of 722467 in words is "seven hundred twenty-two thousand, four hundred sixty-seven".