4240220434 has 8 divisors (see below), whose sum is σ = 6361771068. Its totient is φ = 2119630080.

The previous prime is 4240220431. The next prime is 4240220447. The reversal of 4240220434 is 4340220424.

4240220434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 4106887225 + 133333209 = 64085^2 + 11547^2 .

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

It is a super-2 number, since 2×4240220434² = 35958938657822296712, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4240220399 and 4240220408.

It is not an unprimeable number, because it can be changed into a prime (4240220431) 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, 228927 + ... + 246754.

Almost surely, 2^4240220434 is an apocalyptic number.

4240220434 is a deficient number, since it is larger than the sum of its proper divisors (2121550634).

4240220434 is a wasteful number, since it uses less digits than its factorization.

4240220434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480140.

The product of its (nonzero) digits is 6144, while the sum is 25.

The square root of 4240220434 is about 65116.9750065219. The cubic root of 4240220434 is about 1618.5625151715.

Adding to 4240220434 its reverse (4340220424), we get a palindrome (8580440858).

The spelling of 4240220434 in words is "four billion, two hundred forty million, two hundred twenty thousand, four hundred thirty-four".