48420919 has 2 divisors, whose sum is σ = 48420920. Its totient is φ = 48420918.

The previous prime is 48420893. The next prime is 48420929. The reversal of 48420919 is 91902484.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 48420919 - 2¹¹ = 48418871 is a prime.

It is a super-2 number, since 2×48420919² = 4689170793609122, which contains 22 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 (48420929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24210459 + 24210460.

It is an arithmetic number, because the mean of its divisors is an integer number (24210460).

Almost surely, 2^48420919 is an apocalyptic number.

48420919 is the 4018-th hex number.

48420919 is a deficient number, since it is larger than the sum of its proper divisors (1).

48420919 is an equidigital number, since it uses as much as digits as its factorization.

48420919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 48420919 is about 6958.5141373716. The cubic root of 48420919 is about 364.4833347981.

The spelling of 48420919 in words is "forty-eight million, four hundred twenty thousand, nine hundred nineteen".