2940233 has 4 divisors (see below), whose sum is σ = 3011988. Its totient is φ = 2868480.

The previous prime is 2940229. The next prime is 2940239. The reversal of 2940233 is 3320492.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 405769 + 2534464 = 637^2 + 1592^2 .

It is a cyclic number.

It is not a de Polignac number, because 2940233 - 2² = 2940229 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2940199 and 2940208.

It is not an unprimeable number, because it can be changed into a prime (2940239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35816 + ... + 35897.

It is an arithmetic number, because the mean of its divisors is an integer number (752997).

2^2940233 is an apocalyptic number.

It is an amenable number.

2940233 is a deficient number, since it is larger than the sum of its proper divisors (71755).

2940233 is an equidigital number, since it uses as much as digits as its factorization.

2940233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71754.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 2940233 is about 1714.7107627819. The cubic root of 2940233 is about 143.2607594861.

The spelling of 2940233 in words is "two million, nine hundred forty thousand, two hundred thirty-three".