4642273691 has 8 divisors (see below), whose sum is σ = 5362198704. Its totient is φ = 3971998720.

The previous prime is 4642273661. The next prime is 4642273697. The reversal of 4642273691 is 1963722464.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4642273691 - 2²² = 4638079387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4642273697) 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, 12412310 + ... + 12412683.

It is an arithmetic number, because the mean of its divisors is an integer number (670274838).

Almost surely, 2^4642273691 is an apocalyptic number.

4642273691 is a deficient number, since it is larger than the sum of its proper divisors (719925013).

4642273691 is a wasteful number, since it uses less digits than its factorization.

4642273691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24825021.

The product of its digits is 435456, while the sum is 44.

The square root of 4642273691 is about 68134.2328862665. The cubic root of 4642273691 is about 1668.1825748266.

The spelling of 4642273691 in words is "four billion, six hundred forty-two million, two hundred seventy-three thousand, six hundred ninety-one".