9920419 has 2 divisors, whose sum is σ = 9920420. Its totient is φ = 9920418.

The previous prime is 9920411. The next prime is 9920423. The reversal of 9920419 is 9140299.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9920419 - 2³ = 9920411 is a prime.

It is a super-2 number, since 2×9920419² = 196829426271122, which contains 22 as substring.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (9920411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4960209 + 4960210.

It is an arithmetic number, because the mean of its divisors is an integer number (4960210).

Almost surely, 2^9920419 is an apocalyptic number.

9920419 is a deficient number, since it is larger than the sum of its proper divisors (1).

9920419 is an equidigital number, since it uses as much as digits as its factorization.

9920419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 9920419 is about 3149.6696652189. The cubic root of 9920419 is about 214.8704393382.

The spelling of 9920419 in words is "nine million, nine hundred twenty thousand, four hundred nineteen".