4240345033 has 4 divisors (see below), whose sum is σ = 4309858948. Its totient is φ = 4170831120.

The previous prime is 4240344973. The next prime is 4240345061. The reversal of 4240345033 is 3305430424.

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 35081929 + 4205263104 = 5923^2 + 64848^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4240345033 is a prime.

It is a super-3 number, since 3×4240345033³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4240344992 and 4240345010.

It is not an unprimeable number, because it can be changed into a prime (4240345063) 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, 34756866 + ... + 34756987.

It is an arithmetic number, because the mean of its divisors is an integer number (1077464737).

Almost surely, 2^4240345033 is an apocalyptic number.

It is an amenable number.

4240345033 is a deficient number, since it is larger than the sum of its proper divisors (69513915).

4240345033 is an equidigital number, since it uses as much as digits as its factorization.

4240345033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69513914.

The product of its (nonzero) digits is 17280, while the sum is 28.

The square root of 4240345033 is about 65117.9317315899. The cubic root of 4240345033 is about 1618.5783688516.

Adding to 4240345033 its reverse (3305430424), we get a palindrome (7545775457).

The spelling of 4240345033 in words is "four billion, two hundred forty million, three hundred forty-five thousand, thirty-three".