48550391 has 2 divisors, whose sum is σ = 48550392. Its totient is φ = 48550390.

The previous prime is 48550373. The next prime is 48550409. The reversal of 48550391 is 19305584.

It is a balanced prime because it is at equal distance from previous prime (48550373) and next prime (48550409).

It is a cyclic number.

It is not a de Polignac number, because 48550391 - 2¹⁰ = 48549367 is a prime.

It is a super-4 number, since 4×48550391⁴ (a number of 32 digits) contains 4444 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48550091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24275195 + 24275196.

It is an arithmetic number, because the mean of its divisors is an integer number (24275196).

Almost surely, 2^48550391 is an apocalyptic number.

48550391 is a deficient number, since it is larger than the sum of its proper divisors (1).

48550391 is an equidigital number, since it uses as much as digits as its factorization.

48550391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 48550391 is about 6967.8110623064. The cubic root of 48550391 is about 364.8079079309.

The spelling of 48550391 in words is "forty-eight million, five hundred fifty thousand, three hundred ninety-one".