1896463149 has 32 divisors (see below), whose sum is σ = 3000791040. Its totient is φ = 1042372800.

The previous prime is 1896463133. The next prime is 1896463171. The reversal of 1896463149 is 9413646981.

1896463149 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1896463149 - 2⁴ = 1896463133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1896363149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 159294 + ... + 170784.

It is an arithmetic number, because the mean of its divisors is an integer number (93774720).

Almost surely, 2^1896463149 is an apocalyptic number.

It is an amenable number.

1896463149 is a deficient number, since it is larger than the sum of its proper divisors (1104327891).

1896463149 is a wasteful number, since it uses less digits than its factorization.

1896463149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11801.

The product of its digits is 1119744, while the sum is 51.

The square root of 1896463149 is about 43548.4000739407. The cubic root of 1896463149 is about 1237.7933241217.

The spelling of 1896463149 in words is "one billion, eight hundred ninety-six million, four hundred sixty-three thousand, one hundred forty-nine".