4346120421 has 8 divisors (see below), whose sum is σ = 6438696960. Its totient is φ = 2897413596.

The previous prime is 4346120407. The next prime is 4346120453. The reversal of 4346120421 is 1240216434.

It is a happy number.

4346120421 is a `hidden beast` number, since 4 + 3 + 4 + 612 + 0 + 42 + 1 = 666.

It is not a de Polignac number, because 4346120421 - 2¹¹ = 4346118373 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 160967423 = 4346120421 / (4 + 3 + 4 + 6 + 1 + 2 + 0 + 4 + 2 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4346122421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80483685 + ... + 80483738.

It is an arithmetic number, because the mean of its divisors is an integer number (804837120).

Almost surely, 2^4346120421 is an apocalyptic number.

It is an amenable number.

4346120421 is a deficient number, since it is larger than the sum of its proper divisors (2092576539).

4346120421 is a wasteful number, since it uses less digits than its factorization.

4346120421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160967432 (or 160967426 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 4346120421 is about 65925.1122183345. The cubic root of 4346120421 is about 1631.9264638957.

Adding to 4346120421 its reverse (1240216434), we get a palindrome (5586336855).

The spelling of 4346120421 in words is "four billion, three hundred forty-six million, one hundred twenty thousand, four hundred twenty-one".