1722940033 has 2 divisors, whose sum is σ = 1722940034. Its totient is φ = 1722940032.

The previous prime is 1722940013. The next prime is 1722940057. The reversal of 1722940033 is 3300492271.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1592249409 + 130690624 = 39903^2 + 11432^2 .

It is a cyclic number.

It is not a de Polignac number, because 1722940033 - 2¹³ = 1722931841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1722939977 and 1722940004.

It is not a weakly prime, because it can be changed into another prime (1722940003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 861470016 + 861470017.

It is an arithmetic number, because the mean of its divisors is an integer number (861470017).

Almost surely, 2^1722940033 is an apocalyptic number.

It is an amenable number.

1722940033 is a deficient number, since it is larger than the sum of its proper divisors (1).

1722940033 is an equidigital number, since it uses as much as digits as its factorization.

1722940033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 1722940033 is about 41508.3128180368. The cubic root of 1722940033 is about 1198.8275662148.

The spelling of 1722940033 in words is "one billion, seven hundred twenty-two million, nine hundred forty thousand, thirty-three".