49854817 has 2 divisors, whose sum is σ = 49854818. Its totient is φ = 49854816.

The previous prime is 49854757. The next prime is 49854853. The reversal of 49854817 is 71845894.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25411681 + 24443136 = 5041^2 + 4944^2 .

It is a cyclic number.

It is not a de Polignac number, because 49854817 - 2²³ = 41466209 is a prime.

It is not a weakly prime, because it can be changed into another prime (49854877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24927408 + 24927409.

It is an arithmetic number, because the mean of its divisors is an integer number (24927409).

Almost surely, 2^49854817 is an apocalyptic number.

It is an amenable number.

49854817 is a deficient number, since it is larger than the sum of its proper divisors (1).

49854817 is an equidigital number, since it uses as much as digits as its factorization.

49854817 is an evil number, because the sum of its binary digits is even.

The product of its digits is 322560, while the sum is 46.

The square root of 49854817 is about 7060.7943604102. The cubic root of 49854817 is about 368.0462316878.

The spelling of 49854817 in words is "forty-nine million, eight hundred fifty-four thousand, eight hundred seventeen".