906486739 has 2 divisors, whose sum is σ = 906486740. Its totient is φ = 906486738.

The previous prime is 906486731. The next prime is 906486761. The reversal of 906486739 is 937684609.

It is a weak prime.

It is an emirp because it is prime and its reverse (937684609) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 906486739 - 2³ = 906486731 is a prime.

It is not a weakly prime, because it can be changed into another prime (906486731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 453243369 + 453243370.

It is an arithmetic number, because the mean of its divisors is an integer number (453243370).

Almost surely, 2^906486739 is an apocalyptic number.

906486739 is a deficient number, since it is larger than the sum of its proper divisors (1).

906486739 is an equidigital number, since it uses as much as digits as its factorization.

906486739 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1959552, while the sum is 52.

The square root of 906486739 is about 30107.9182109956. The cubic root of 906486739 is about 967.8034183345.

The spelling of 906486739 in words is "nine hundred six million, four hundred eighty-six thousand, seven hundred thirty-nine".