49027997 has 12 divisors (see below), whose sum is σ = 51327360. Its totient is φ = 46817136.

The previous prime is 49027967. The next prime is 49028011. The reversal of 49027997 is 79972094.

It is not a de Polignac number, because 49027997 - 2⁶ = 49027933 is a prime.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49027967) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80468 + ... + 81074.

It is an arithmetic number, because the mean of its divisors is an integer number (4277280).

Almost surely, 2^49027997 is an apocalyptic number.

It is an amenable number.

49027997 is a deficient number, since it is larger than the sum of its proper divisors (2299363).

49027997 is an equidigital number, since it uses as much as digits as its factorization.

49027997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740 (or 703 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 47.

The square root of 49027997 is about 7001.9995001428. Note that the first 3 decimals coincide. The cubic root of 49027997 is about 366.0002513261. Note that the first 3 decimals are identical.

The spelling of 49027997 in words is "forty-nine million, twenty-seven thousand, nine hundred ninety-seven".