986477 has 2 divisors, whose sum is σ = 986478. Its totient is φ = 986476.

The previous prime is 986471. The next prime is 986497. The reversal of 986477 is 774689.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 866761 + 119716 = 931^2 + 346^2 .

It is a cyclic number.

It is not a de Polignac number, because 986477 - 2¹² = 982381 is a prime.

It is a Chen prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 986477.

It is not a weakly prime, because it can be changed into another prime (986471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493238 + 493239.

It is an arithmetic number, because the mean of its divisors is an integer number (493239).

2⁹⁸⁶⁴⁷⁷ is an apocalyptic number.

It is an amenable number.

986477 is a deficient number, since it is larger than the sum of its proper divisors (1).

986477 is an equidigital number, since it uses as much as digits as its factorization.

986477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 84672, while the sum is 41.

The square root of 986477 is about 993.2154851793. The cubic root of 986477 is about 99.5471860232.

It can be divided in two parts, 9864 and 77, that multiplied together give a triangular number (759528 = T₁₂₃₂).

The spelling of 986477 in words is "nine hundred eighty-six thousand, four hundred seventy-seven".