1672222023 has 32 divisors (see below), whose sum is σ = 2572678080. Its totient is φ = 1072673280.

The previous prime is 1672222007. The next prime is 1672222043. The reversal of 1672222023 is 3202222761.

It is not a de Polignac number, because 1672222023 - 2⁴ = 1672222007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1672222043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70465 + ... + 91157.

It is an arithmetic number, because the mean of its divisors is an integer number (80396190).

Almost surely, 2^1672222023 is an apocalyptic number.

1672222023 is a deficient number, since it is larger than the sum of its proper divisors (900456057).

1672222023 is a wasteful number, since it uses less digits than its factorization.

1672222023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20816 (or 20810 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 1672222023 is about 40892.8113853768. The cubic root of 1672222023 is about 1186.9469612136.

Adding to 1672222023 its reverse (3202222761), we get a palindrome (4874444784).

The spelling of 1672222023 in words is "one billion, six hundred seventy-two million, two hundred twenty-two thousand, twenty-three".