49620859 has 2 divisors, whose sum is σ = 49620860. Its totient is φ = 49620858.

The previous prime is 49620797. The next prime is 49620869. The reversal of 49620859 is 95802694.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49620859 is a prime.

It is not a weakly prime, because it can be changed into another prime (49620869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24810429 + 24810430.

It is an arithmetic number, because the mean of its divisors is an integer number (24810430).

Almost surely, 2^49620859 is an apocalyptic number.

49620859 is a deficient number, since it is larger than the sum of its proper divisors (1).

49620859 is an equidigital number, since it uses as much as digits as its factorization.

49620859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 49620859 is about 7044.2074784890. The cubic root of 49620859 is about 367.4696079885.

The spelling of 49620859 in words is "forty-nine million, six hundred twenty thousand, eight hundred fifty-nine".