1896949484 has 12 divisors (see below), whose sum is σ = 3323087208. Its totient is φ = 947496000.

The previous prime is 1896949477. The next prime is 1896949487. The reversal of 1896949484 is 4849496981.

It is not an unprimeable number, because it can be changed into a prime (1896949487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240317 + ... + 248084.

It is an arithmetic number, because the mean of its divisors is an integer number (276923934).

Almost surely, 2^1896949484 is an apocalyptic number.

It is an amenable number.

1896949484 is a deficient number, since it is larger than the sum of its proper divisors (1426137724).

1896949484 is a wasteful number, since it uses less digits than its factorization.

1896949484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489376 (or 489374 counting only the distinct ones).

The product of its digits is 17915904, while the sum is 62.

The square root of 1896949484 is about 43553.9835606343. The cubic root of 1896949484 is about 1237.8991229550.

The spelling of 1896949484 in words is "one billion, eight hundred ninety-six million, nine hundred forty-nine thousand, four hundred eighty-four".