19450122 has 16 divisors (see below), whose sum is σ = 38943840. Its totient is φ = 6476112.

The previous prime is 19450121. The next prime is 19450153. The reversal of 19450122 is 22105491.

It is a junction number, because it is equal to n+sod(n) for n = 19450092 and 19450101.

It is not an unprimeable number, because it can be changed into a prime (19450121) 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, 8448 + ... + 10500.

It is an arithmetic number, because the mean of its divisors is an integer number (2433990).

Almost surely, 2^19450122 is an apocalyptic number.

19450122 is an abundant number, since it is smaller than the sum of its proper divisors (19493718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

19450122 is a wasteful number, since it uses less digits than its factorization.

19450122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3637.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 19450122 is about 4410.2292457422. The cubic root of 19450122 is about 268.9309441641.

The spelling of 19450122 in words is "nineteen million, four hundred fifty thousand, one hundred twenty-two".