986738 has 4 divisors (see below), whose sum is σ = 1480110. Its totient is φ = 493368.

The previous prime is 986737. The next prime is 986749. The reversal of 986738 is 837689.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 837689 = 401 ⋅2089.

It can be written as a sum of positive squares in only one way, i.e., 966289 + 20449 = 983^2 + 143^2 .

It is a junction number, because it is equal to n+sod(n) for n = 986695 and 986704.

It is not an unprimeable number, because it can be changed into a prime (986737) by changing a digit.

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 as a sum of consecutive naturals, namely, 246683 + ... + 246686.

2⁹⁸⁶⁷³⁸ is an apocalyptic number.

986738 is a deficient number, since it is larger than the sum of its proper divisors (493372).

986738 is a wasteful number, since it uses less digits than its factorization.

986738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493371.

The product of its digits is 72576, while the sum is 41.

The square root of 986738 is about 993.3468679167. The cubic root of 986738 is about 99.5559645771. Note that the first 3 decimals are identical.

The spelling of 986738 in words is "nine hundred eighty-six thousand, seven hundred thirty-eight".