20062279 has 16 divisors (see below), whose sum is σ = 21777408. Its totient is φ = 18434592.

The previous prime is 20062277. The next prime is 20062303. The reversal of 20062279 is 97226002.

It is not a de Polignac number, because 20062279 - 2¹ = 20062277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20062277) 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, 72289 + ... + 72565.

It is an arithmetic number, because the mean of its divisors is an integer number (1361088).

Almost surely, 2^20062279 is an apocalyptic number.

20062279 is a deficient number, since it is larger than the sum of its proper divisors (1715129).

20062279 is a wasteful number, since it uses less digits than its factorization.

20062279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 20062279 is about 4479.0935466900. The cubic root of 20062279 is about 271.7232217350.

The spelling of 20062279 in words is "twenty million, sixty-two thousand, two hundred seventy-nine".