998441052 has 36 divisors (see below), whose sum is σ = 2710055880. Its totient is φ = 285268704.

The previous prime is 998441047. The next prime is 998441053. The reversal of 998441052 is 250144899.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 998440995 and 998441013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (998441053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 848427 + ... + 849602.

It is an arithmetic number, because the mean of its divisors is an integer number (75279330).

Almost surely, 2^998441052 is an apocalyptic number.

It is an amenable number.

998441052 is an abundant number, since it is smaller than the sum of its proper divisors (1711614828).

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

998441052 is a wasteful number, since it uses less digits than its factorization.

998441052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1698050 (or 1698041 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 998441052 is about 31598.1178553407. The cubic root of 998441052 is about 999.4800803971.

The spelling of 998441052 in words is "nine hundred ninety-eight million, four hundred forty-one thousand, fifty-two".