19472327 has 8 divisors (see below), whose sum is σ = 23563296. Its totient is φ = 15708672.

The previous prime is 19472303. The next prime is 19472333. The reversal of 19472327 is 72327491.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 19472327 - 2¹⁸ = 19210183 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 (19472347) 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, 81698 + ... + 81935.

It is an arithmetic number, because the mean of its divisors is an integer number (2945412).

Almost surely, 2^19472327 is an apocalyptic number.

19472327 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

19472327 is a deficient number, since it is larger than the sum of its proper divisors (4090969).

19472327 is a wasteful number, since it uses less digits than its factorization.

19472327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163657.

The product of its digits is 21168, while the sum is 35.

The square root of 19472327 is about 4412.7459704814. The cubic root of 19472327 is about 269.0332458460.

The spelling of 19472327 in words is "nineteen million, four hundred seventy-two thousand, three hundred twenty-seven".