1043998396 has 24 divisors (see below), whose sum is σ = 2197892480. Its totient is φ = 423878832.

The previous prime is 1043998393. The next prime is 1043998409. The reversal of 1043998396 is 6938993401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043998393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 980670 + ... + 981733.

Almost surely, 2^1043998396 is an apocalyptic number.

It is an amenable number.

1043998396 is an abundant number, since it is smaller than the sum of its proper divisors (1153894084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1043998396 is a wasteful number, since it uses less digits than its factorization.

1043998396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1962433 (or 1962431 counting only the distinct ones).

The product of its (nonzero) digits is 1259712, while the sum is 52.

The square root of 1043998396 is about 32310.9640215206. The cubic root of 1043998396 is about 1014.4561448601.

The spelling of 1043998396 in words is "one billion, forty-three million, nine hundred ninety-eight thousand, three hundred ninety-six".