48527821 has 2 divisors, whose sum is σ = 48527822. Its totient is φ = 48527820.

The previous prime is 48527813. The next prime is 48527827. The reversal of 48527821 is 12872584.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43626025 + 4901796 = 6605^2 + 2214^2 .

It is a cyclic number.

It is not a de Polignac number, because 48527821 - 2³ = 48527813 is a prime.

It is a super-2 number, since 2×48527821² = 4709898822016082, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48527827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24263910 + 24263911.

It is an arithmetic number, because the mean of its divisors is an integer number (24263911).

Almost surely, 2^48527821 is an apocalyptic number.

It is an amenable number.

48527821 is a deficient number, since it is larger than the sum of its proper divisors (1).

48527821 is an equidigital number, since it uses as much as digits as its factorization.

48527821 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35840, while the sum is 37.

The square root of 48527821 is about 6966.1912836212. The cubic root of 48527821 is about 364.7513688002.

The spelling of 48527821 in words is "forty-eight million, five hundred twenty-seven thousand, eight hundred twenty-one".