3502220434 has 4 divisors (see below), whose sum is σ = 5253330654. Its totient is φ = 1751110216.

The previous prime is 3502220401. The next prime is 3502220489. The reversal of 3502220434 is 4340222053.

3502220434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4340222053 = 31 ⋅140007163.

It can be written as a sum of positive squares in only one way, i.e., 3148893225 + 353327209 = 56115^2 + 18797^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3502220399 and 3502220408.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 875555107 + ... + 875555110.

Almost surely, 2^3502220434 is an apocalyptic number.

3502220434 is a deficient number, since it is larger than the sum of its proper divisors (1751110220).

3502220434 is a wasteful number, since it uses less digits than its factorization.

3502220434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1751110219.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 3502220434 is about 59179.5609480165. The cubic root of 3502220434 is about 1518.6154916547.

Adding to 3502220434 its reverse (4340222053), we get a palindrome (7842442487).

The spelling of 3502220434 in words is "three billion, five hundred two million, two hundred twenty thousand, four hundred thirty-four".