1933464449 has 4 divisors (see below), whose sum is σ = 2209673664. Its totient is φ = 1657255236.

The previous prime is 1933464443. The next prime is 1933464457. The reversal of 1933464449 is 9444643391.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1933464449 - 2²⁴ = 1916687233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1933464443) 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, 138104597 + ... + 138104610.

It is an arithmetic number, because the mean of its divisors is an integer number (552418416).

Almost surely, 2^1933464449 is an apocalyptic number.

It is an amenable number.

1933464449 is a deficient number, since it is larger than the sum of its proper divisors (276209215).

1933464449 is an equidigital number, since it uses as much as digits as its factorization.

1933464449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276209214.

The product of its digits is 1119744, while the sum is 47.

The square root of 1933464449 is about 43971.1774802540. The cubic root of 1933464449 is about 1245.7915964924.

The spelling of 1933464449 in words is "one billion, nine hundred thirty-three million, four hundred sixty-four thousand, four hundred forty-nine".