1422173773 has 8 divisors (see below), whose sum is σ = 1461680640. Its totient is φ = 1382723280.

The previous prime is 1422173771. The next prime is 1422173827. The reversal of 1422173773 is 3773712241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1422173773 - 2¹ = 1422173771 is a prime.

It is a super-3 number, since 3×1422173773³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422173771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39888 + ... + 66598.

It is an arithmetic number, because the mean of its divisors is an integer number (182710080).

Almost surely, 2^1422173773 is an apocalyptic number.

It is an amenable number.

1422173773 is a deficient number, since it is larger than the sum of its proper divisors (39506867).

1422173773 is a wasteful number, since it uses less digits than its factorization.

1422173773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28187.

The product of its digits is 49392, while the sum is 37.

The square root of 1422173773 is about 37711.7193058073. The cubic root of 1422173773 is about 1124.5641170313.

The spelling of 1422173773 in words is "one billion, four hundred twenty-two million, one hundred seventy-three thousand, seven hundred seventy-three".