49621073 has 2 divisors, whose sum is σ = 49621074. Its totient is φ = 49621072.

The previous prime is 49621069. The next prime is 49621109. The reversal of 49621073 is 37012694.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49168144 + 452929 = 7012^2 + 673^2 .

It is a cyclic number.

It is not a de Polignac number, because 49621073 - 2² = 49621069 is a prime.

It is not a weakly prime, because it can be changed into another prime (49621003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24810536 + 24810537.

It is an arithmetic number, because the mean of its divisors is an integer number (24810537).

Almost surely, 2^49621073 is an apocalyptic number.

It is an amenable number.

49621073 is a deficient number, since it is larger than the sum of its proper divisors (1).

49621073 is an equidigital number, since it uses as much as digits as its factorization.

49621073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 49621073 is about 7044.2226682580. Note that the first 3 decimals coincide. The cubic root of 49621073 is about 367.4701362501.

The spelling of 49621073 in words is "forty-nine million, six hundred twenty-one thousand, seventy-three".