19340474 has 8 divisors (see below), whose sum is σ = 29408340. Its totient is φ = 9537696.

The previous prime is 19340467. The next prime is 19340483. The reversal of 19340474 is 47404391.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 19298449 + 42025 = 4393^2 + 205^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 19340474.

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 3 ways as a sum of consecutive naturals, for example, 66089 + ... + 66380.

Almost surely, 2^19340474 is an apocalyptic number.

19340474 is a deficient number, since it is larger than the sum of its proper divisors (10067866).

19340474 is a wasteful number, since it uses less digits than its factorization.

19340474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132544.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 19340474 is about 4397.7805766091. The cubic root of 19340474 is about 268.4246349886.

The spelling of 19340474 in words is "nineteen million, three hundred forty thousand, four hundred seventy-four".