1772073 has 24 divisors (see below), whose sum is σ = 2768480. Its totient is φ = 1088640.

The previous prime is 1772047. The next prime is 1772077. The reversal of 1772073 is 3702771.

It is not a de Polignac number, because 1772073 - 2¹⁸ = 1509929 is a prime.

It is a super-4 number, since 4×1772073⁴ (a number of 26 digits) contains 4444 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1772077) 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, 7233 + ... + 7473.

2^1772073 is an apocalyptic number.

It is an amenable number.

1772073 is a deficient number, since it is larger than the sum of its proper divisors (996407).

1772073 is a wasteful number, since it uses less digits than its factorization.

1772073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309 (or 306 counting only the distinct ones).

The product of its (nonzero) digits is 2058, while the sum is 27.

The square root of 1772073 is about 1331.1923226942. The cubic root of 1772073 is about 121.0116556402.

The spelling of 1772073 in words is "one million, seven hundred seventy-two thousand, seventy-three".