3505722436 has 6 divisors (see below), whose sum is σ = 6135014270. Its totient is φ = 1752861216.

The previous prime is 3505722421. The next prime is 3505722443. The reversal of 3505722436 is 6342275053.

It can be written as a sum of positive squares in only one way, i.e., 3427399936 + 78322500 = 58544^2 + 8850^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3505722395 and 3505722404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 438215301 + ... + 438215308.

Almost surely, 2^3505722436 is an apocalyptic number.

It is an amenable number.

3505722436 is a deficient number, since it is larger than the sum of its proper divisors (2629291834).

3505722436 is a wasteful number, since it uses less digits than its factorization.

3505722436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876430613 (or 876430611 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 37.

The square root of 3505722436 is about 59209.1414901449. The cubic root of 3505722436 is about 1519.1214966261.

Adding to 3505722436 its reverse (6342275053), we get a palindrome (9847997489).

The spelling of 3505722436 in words is "three billion, five hundred five million, seven hundred twenty-two thousand, four hundred thirty-six".