998267396 has 18 divisors (see below), whose sum is σ = 2032187598. Its totient is φ = 427828800.

The previous prime is 998267273. The next prime is 998267443. The reversal of 998267396 is 693762899.

It can be written as a sum of positive squares in only one way, i.e., 635745796 + 362521600 = 25214^2 + 19040^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2546405 + ... + 2546796.

It is an arithmetic number, because the mean of its divisors is an integer number (112899311).

Almost surely, 2^998267396 is an apocalyptic number.

It is an amenable number.

998267396 is an abundant number, since it is smaller than the sum of its proper divisors (1033920202).

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

998267396 is a wasteful number, since it uses less digits than its factorization.

998267396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5093219 (or 5093210 counting only the distinct ones).

The product of its digits is 8817984, while the sum is 59.

The square root of 998267396 is about 31595.3698506601. The cubic root of 998267396 is about 999.4221314656.

The spelling of 998267396 in words is "nine hundred ninety-eight million, two hundred sixty-seven thousand, three hundred ninety-six".