189834496 has 18 divisors (see below), whose sum is σ = 378927962. Its totient is φ = 94917120.

The previous prime is 189834467. The next prime is 189834497. The reversal of 189834496 is 694438981.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 157753600 + 32080896 = 12560^2 + 5664^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189834497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370515 + ... + 371026.

Almost surely, 2^189834496 is an apocalyptic number.

189834496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

189834496 is a deficient number, since it is larger than the sum of its proper divisors (189093466).

189834496 is an frugal number, since it uses more digits than its factorization.

189834496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741557 (or 741543 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 52.

The square root of 189834496 is about 13778.0439830914. The cubic root of 189834496 is about 574.7227356381.

The spelling of 189834496 in words is "one hundred eighty-nine million, eight hundred thirty-four thousand, four hundred ninety-six".