422446453 has 24 divisors (see below), whose sum is σ = 502412288. Its totient is φ = 352836000.

The previous prime is 422446441. The next prime is 422446463. The reversal of 422446453 is 354644224.

It is not a de Polignac number, because 422446453 - 2²¹ = 420349301 is a prime.

It is a super-2 number, since 2×422446453² = 356922011304562418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422446403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 425788 + ... + 426778.

Almost surely, 2^422446453 is an apocalyptic number.

It is an amenable number.

422446453 is a deficient number, since it is larger than the sum of its proper divisors (79965835).

422446453 is a wasteful number, since it uses less digits than its factorization.

422446453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1297 (or 1286 counting only the distinct ones).

The product of its digits is 92160, while the sum is 34.

The square root of 422446453 is about 20553.5022076531. The cubic root of 422446453 is about 750.3384860281.

It can be divided in two parts, 422 and 446453, that multiplied together give a triangular number (188403166 = T₁₉₄₁₁).

The spelling of 422446453 in words is "four hundred twenty-two million, four hundred forty-six thousand, four hundred fifty-three".