19420296 has 32 divisors (see below), whose sum is σ = 55487040. Its totient is φ = 5548608.

The previous prime is 19420283. The next prime is 19420319. The reversal of 19420296 is 69202491.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57631 + ... + 57966.

It is an arithmetic number, because the mean of its divisors is an integer number (1733970).

Almost surely, 2^19420296 is an apocalyptic number.

It is an amenable number.

19420296 is an abundant number, since it is smaller than the sum of its proper divisors (36066744).

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

19420296 is a wasteful number, since it uses less digits than its factorization.

19420296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115613 (or 115609 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 19420296 is about 4406.8464915402. The cubic root of 19420296 is about 268.7934088166.

The spelling of 19420296 in words is "nineteen million, four hundred twenty thousand, two hundred ninety-six".