2131773 has 8 divisors (see below), whose sum is σ = 3248448. Its totient is φ = 1218144.

The previous prime is 2131771. The next prime is 2131793. The reversal of 2131773 is 3771312.

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

It is not a de Polignac number, because 2131773 - 2¹ = 2131771 is a prime.

It is a super-2 number, since 2×2131773² = 9088912247058, which contains 22 as substring.

2131773 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2131771) 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, 50736 + ... + 50777.

It is an arithmetic number, because the mean of its divisors is an integer number (406056).

2^2131773 is an apocalyptic number.

It is an amenable number.

2131773 is a deficient number, since it is larger than the sum of its proper divisors (1116675).

2131773 is a wasteful number, since it uses less digits than its factorization.

2131773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101523.

The product of its digits is 882, while the sum is 24.

The square root of 2131773 is about 1460.0592453733. The cubic root of 2131773 is about 128.7005251828.

The spelling of 2131773 in words is "two million, one hundred thirty-one thousand, seven hundred seventy-three".