48485729 has 2 divisors, whose sum is σ = 48485730. Its totient is φ = 48485728.

The previous prime is 48485699. The next prime is 48485743. The reversal of 48485729 is 92758484.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47334400 + 1151329 = 6880^2 + 1073^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48485729 is a prime.

It is a super-2 number, since 2×48485729² = 4701731833322882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (48485029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24242864 + 24242865.

It is an arithmetic number, because the mean of its divisors is an integer number (24242865).

Almost surely, 2^48485729 is an apocalyptic number.

It is an amenable number.

48485729 is a deficient number, since it is larger than the sum of its proper divisors (1).

48485729 is an equidigital number, since it uses as much as digits as its factorization.

48485729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 645120, while the sum is 47.

The square root of 48485729 is about 6963.1694651215. The cubic root of 48485729 is about 364.6458791009.

The spelling of 48485729 in words is "forty-eight million, four hundred eighty-five thousand, seven hundred twenty-nine".