422667073 has 16 divisors (see below), whose sum is σ = 459663120. Its totient is φ = 387072000.

The previous prime is 422667061. The next prime is 422667097. The reversal of 422667073 is 370766224.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 898704 + 421768369 = 948^2 + 20537^2 .

It is a cyclic number.

It is not a de Polignac number, because 422667073 - 2⁵ = 422667041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422667043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 418393 + ... + 419401.

It is an arithmetic number, because the mean of its divisors is an integer number (28728945).

Almost surely, 2^422667073 is an apocalyptic number.

It is an amenable number.

422667073 is a deficient number, since it is larger than the sum of its proper divisors (36996047).

422667073 is a wasteful number, since it uses less digits than its factorization.

422667073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1668.

The product of its (nonzero) digits is 84672, while the sum is 37.

The square root of 422667073 is about 20558.8684756725. The cubic root of 422667073 is about 750.4690831461.

The spelling of 422667073 in words is "four hundred twenty-two million, six hundred sixty-seven thousand, seventy-three".