983427 has 4 divisors (see below), whose sum is σ = 1311240. Its totient is φ = 655616.

The previous prime is 983407. The next prime is 983429. The reversal of 983427 is 724389.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 724389 = 3 ⋅241463.

It is a cyclic number.

It is not a de Polignac number, because 983427 - 2⁶ = 983363 is a prime.

It is a D-number.

It is a zygodrome in base 2.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 983427.

It is not an unprimeable number, because it can be changed into a prime (983429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163902 + ... + 163907.

It is an arithmetic number, because the mean of its divisors is an integer number (327810).

2⁹⁸³⁴²⁷ is an apocalyptic number.

983427 is a deficient number, since it is larger than the sum of its proper divisors (327813).

983427 is a wasteful number, since it uses less digits than its factorization.

983427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327812.

The product of its digits is 12096, while the sum is 33.

The square root of 983427 is about 991.6788794766. The cubic root of 983427 is about 99.4444864277. Note that the first 4 decimals are identical.

It can be divided in two parts, 9 and 83427, that added together give a triangular number (83436 = T₄₀₈).

The spelling of 983427 in words is "nine hundred eighty-three thousand, four hundred twenty-seven".