80604739 has 2 divisors, whose sum is σ = 80604740. Its totient is φ = 80604738.

The previous prime is 80604697. The next prime is 80604763. The reversal of 80604739 is 93740608.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 80604739 - 2¹³ = 80596547 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 80604698 and 80604707.

It is not a weakly prime, because it can be changed into another prime (80604779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40302369 + 40302370.

It is an arithmetic number, because the mean of its divisors is an integer number (40302370).

Almost surely, 2^80604739 is an apocalyptic number.

80604739 is a deficient number, since it is larger than the sum of its proper divisors (1).

80604739 is an equidigital number, since it uses as much as digits as its factorization.

80604739 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 80604739 is about 8978.0142013699. The cubic root of 80604739 is about 431.9699392520.

The spelling of 80604739 in words is "eighty million, six hundred four thousand, seven hundred thirty-nine".