19134992 has 10 divisors (see below), whose sum is σ = 37074078. Its totient is φ = 9567488.

The previous prime is 19134991. The next prime is 19135007. The reversal of 19134992 is 29943191.

It can be written as a sum of positive squares in only one way, i.e., 10863616 + 8271376 = 3296^2 + 2876^2 .

It is a super-2 number, since 2×19134992² = 732295837680128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (19134991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 597953 + ... + 597984.

Almost surely, 2^19134992 is an apocalyptic number.

It is an amenable number.

19134992 is a deficient number, since it is larger than the sum of its proper divisors (17939086).

19134992 is a wasteful number, since it uses less digits than its factorization.

19134992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1195945 (or 1195939 counting only the distinct ones).

The product of its digits is 17496, while the sum is 38.

The square root of 19134992 is about 4374.3561811997. The cubic root of 19134992 is about 267.4706265240.

The spelling of 19134992 in words is "nineteen million, one hundred thirty-four thousand, nine hundred ninety-two".