19053420 has 24 divisors (see below), whose sum is σ = 53349744. Its totient is φ = 5080896.

The previous prime is 19053389. The next prime is 19053431. The reversal of 19053420 is 2435091.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158719 + ... + 158838.

It is an arithmetic number, because the mean of its divisors is an integer number (2222906).

Almost surely, 2^19053420 is an apocalyptic number.

19053420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

19053420 is an abundant number, since it is smaller than the sum of its proper divisors (34296324).

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

19053420 is a wasteful number, since it uses less digits than its factorization.

19053420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317569 (or 317567 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 19053420 is about 4365.0223367126. The cubic root of 19053420 is about 267.0900115936.

The spelling of 19053420 in words is "nineteen million, fifty-three thousand, four hundred twenty".