1772266133 has 8 divisors (see below), whose sum is σ = 2047109760. Its totient is φ = 1516377280.

The previous prime is 1772266117. The next prime is 1772266141. The reversal of 1772266133 is 3316622771.

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

It is not a de Polignac number, because 1772266133 - 2⁴ = 1772266117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1772266193) 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, 4738493 + ... + 4738866.

It is an arithmetic number, because the mean of its divisors is an integer number (255888720).

Almost surely, 2^1772266133 is an apocalyptic number.

It is an amenable number.

1772266133 is a deficient number, since it is larger than the sum of its proper divisors (274843627).

1772266133 is a wasteful number, since it uses less digits than its factorization.

1772266133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9477387.

The product of its digits is 63504, while the sum is 38.

The square root of 1772266133 is about 42098.2913311217. The cubic root of 1772266133 is about 1210.1605171473.

The spelling of 1772266133 in words is "one billion, seven hundred seventy-two million, two hundred sixty-six thousand, one hundred thirty-three".