4067421461 has 4 divisors (see below), whose sum is σ = 4128129312. Its totient is φ = 4006713612.

The previous prime is 4067421443. The next prime is 4067421467. The reversal of 4067421461 is 1641247604.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4067421461 is a prime.

It is a super-3 number, since 3×4067421461³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4067421467) 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, 30353825 + ... + 30353958.

It is an arithmetic number, because the mean of its divisors is an integer number (1032032328).

Almost surely, 2^4067421461 is an apocalyptic number.

It is an amenable number.

4067421461 is a deficient number, since it is larger than the sum of its proper divisors (60707851).

4067421461 is an equidigital number, since it uses as much as digits as its factorization.

4067421461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60707850.

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 4067421461 is about 63776.3393508909. The cubic root of 4067421461 is about 1596.2701479514.

The spelling of 4067421461 in words is "four billion, sixty-seven million, four hundred twenty-one thousand, four hundred sixty-one".