493722469 has 2 divisors, whose sum is σ = 493722470. Its totient is φ = 493722468.

The previous prime is 493722409. The next prime is 493722491. The reversal of 493722469 is 964227394.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 360620100 + 133102369 = 18990^2 + 11537^2 .

It is a cyclic number.

It is not a de Polignac number, because 493722469 - 2⁹ = 493721957 is a prime.

It is a super-2 number, since 2×493722469² = 487523752790911922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (493722409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246861234 + 246861235.

It is an arithmetic number, because the mean of its divisors is an integer number (246861235).

Almost surely, 2^493722469 is an apocalyptic number.

It is an amenable number.

493722469 is a deficient number, since it is larger than the sum of its proper divisors (1).

493722469 is an equidigital number, since it uses as much as digits as its factorization.

493722469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184, while the sum is 46.

The square root of 493722469 is about 22219.8665387531. The cubic root of 493722469 is about 790.3648739124.

The spelling of 493722469 in words is "four hundred ninety-three million, seven hundred twenty-two thousand, four hundred sixty-nine".