998037 has 12 divisors (see below), whose sum is σ = 1452204. Its totient is φ = 660480.

The previous prime is 998029. The next prime is 998069. The reversal of 998037 is 730899.

It can be written as a sum of positive squares in 2 ways, for example, as 904401 + 93636 = 951^2 + 306^2 .

It is not a de Polignac number, because 998037 - 2³ = 998029 is a prime.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 997992 and 998010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (998017) 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, 1237 + ... + 1877.

It is an arithmetic number, because the mean of its divisors is an integer number (121017).

2⁹⁹⁸⁰³⁷ is an apocalyptic number.

It is an amenable number.

998037 is a deficient number, since it is larger than the sum of its proper divisors (454167).

998037 is a wasteful number, since it uses less digits than its factorization.

998037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820 (or 817 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 998037 is about 999.0180178555. The cubic root of 998037 is about 99.9345238047.

Subtracting from 998037 its sum of digits (36), we obtain a square (998001 = 999²).

The spelling of 998037 in words is "nine hundred ninety-eight thousand, thirty-seven".