49520797 has 2 divisors, whose sum is σ = 49520798. Its totient is φ = 49520796.

The previous prime is 49520773. The next prime is 49520803. The reversal of 49520797 is 79702594.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36409156 + 13111641 = 6034^2 + 3621^2 .

It is a cyclic number.

It is not a de Polignac number, because 49520797 - 2¹⁵ = 49488029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49520767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24760398 + 24760399.

It is an arithmetic number, because the mean of its divisors is an integer number (24760399).

Almost surely, 2^49520797 is an apocalyptic number.

It is an amenable number.

49520797 is a deficient number, since it is larger than the sum of its proper divisors (1).

49520797 is an equidigital number, since it uses as much as digits as its factorization.

49520797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 158760, while the sum is 43.

The square root of 49520797 is about 7037.1014629604. The cubic root of 49520797 is about 367.2224371537. Note that the first 3 decimals are identical.

The spelling of 49520797 in words is "forty-nine million, five hundred twenty thousand, seven hundred ninety-seven".