1486649 has 2 divisors, whose sum is σ = 1486650. Its totient is φ = 1486648.

The previous prime is 1486637. The next prime is 1486687. The reversal of 1486649 is 9466841.

It is an a-pointer prime, because the next prime (1486687) can be obtained adding 1486649 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1392400 + 94249 = 1180^2 + 307^2 .

It is a cyclic number.

It is not a de Polignac number, because 1486649 - 2¹⁶ = 1421113 is a prime.

It is not a weakly prime, because it can be changed into another prime (1486609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 743324 + 743325.

It is an arithmetic number, because the mean of its divisors is an integer number (743325).

2^1486649 is an apocalyptic number.

It is an amenable number.

1486649 is a deficient number, since it is larger than the sum of its proper divisors (1).

1486649 is an equidigital number, since it uses as much as digits as its factorization.

1486649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 38.

The square root of 1486649 is about 1219.2821658665. The cubic root of 1486649 is about 114.1307876197.

The spelling of 1486649 in words is "one million, four hundred eighty-six thousand, six hundred forty-nine".