19134308 has 6 divisors (see below), whose sum is σ = 33485046. Its totient is φ = 9567152.

The previous prime is 19134307. The next prime is 19134343. The reversal of 19134308 is 80343191.

It can be written as a sum of positive squares in only one way, i.e., 11505664 + 7628644 = 3392^2 + 2762^2 .

It is a super-2 number, since 2×19134308² = 732243485277728, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (19134307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2391785 + ... + 2391792.

It is an arithmetic number, because the mean of its divisors is an integer number (5580841).

Almost surely, 2^19134308 is an apocalyptic number.

It is an amenable number.

19134308 is a deficient number, since it is larger than the sum of its proper divisors (14350738).

19134308 is a wasteful number, since it uses less digits than its factorization.

19134308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4783581 (or 4783579 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 19134308 is about 4374.2779975671. The cubic root of 19134308 is about 267.4674394817.

Adding to 19134308 its reverse (80343191), we get a palindrome (99477499).

The spelling of 19134308 in words is "nineteen million, one hundred thirty-four thousand, three hundred eight".