4642219309 has 16 divisors (see below), whose sum is σ = 5715351040. Its totient is φ = 3671775360.

The previous prime is 4642219277. The next prime is 4642219343. The reversal of 4642219309 is 9039122464.

It is a cyclic number.

It is not a de Polignac number, because 4642219309 - 2⁵ = 4642219277 is a prime.

It is a super-2 number, since 2×4642219309² = 43100400225704874962, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4642219009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 367897 + ... + 380305.

It is an arithmetic number, because the mean of its divisors is an integer number (357209440).

Almost surely, 2^4642219309 is an apocalyptic number.

It is an amenable number.

4642219309 is a deficient number, since it is larger than the sum of its proper divisors (1073131731).

4642219309 is a wasteful number, since it uses less digits than its factorization.

4642219309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16540.

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 4642219309 is about 68133.8338052395. The cubic root of 4642219309 is about 1668.1760608160.

The spelling of 4642219309 in words is "four billion, six hundred forty-two million, two hundred nineteen thousand, three hundred nine".