4311421634 has 32 divisors (see below), whose sum is σ = 7113173760. Its totient is φ = 1947621312.

The previous prime is 4311421607. The next prime is 4311421649. The reversal of 4311421634 is 4361241134.

It is a happy number.

It is a super-2 number, since 2×4311421634² = 37176713012246459912, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4311421597 and 4311421606.

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 in 15 ways as a sum of consecutive naturals, for example, 601379 + ... + 608505.

It is an arithmetic number, because the mean of its divisors is an integer number (222286680).

Almost surely, 2^4311421634 is an apocalyptic number.

4311421634 is a deficient number, since it is larger than the sum of its proper divisors (2801752126).

4311421634 is a wasteful number, since it uses less digits than its factorization.

4311421634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7634.

The product of its digits is 6912, while the sum is 29.

The square root of 4311421634 is about 65661.4166310779. The cubic root of 4311421634 is about 1627.5718339573.

Adding to 4311421634 its reverse (4361241134), we get a palindrome (8672662768).

The spelling of 4311421634 in words is "four billion, three hundred eleven million, four hundred twenty-one thousand, six hundred thirty-four".