49797967 has 16 divisors (see below), whose sum is σ = 53844480. Its totient is φ = 45932832.

The previous prime is 49797961. The next prime is 49797971. The reversal of 49797967 is 76979794.

It is a cyclic number.

It is not a de Polignac number, because 49797967 - 2²³ = 41409359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49797961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138534 + ... + 138892.

It is an arithmetic number, because the mean of its divisors is an integer number (3365280).

Almost surely, 2^49797967 is an apocalyptic number.

49797967 is a deficient number, since it is larger than the sum of its proper divisors (4046513).

49797967 is a wasteful number, since it uses less digits than its factorization.

49797967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582.

The product of its digits is 6001128, while the sum is 58.

The square root of 49797967 is about 7056.7674610972. The cubic root of 49797967 is about 367.9062827477.

The spelling of 49797967 in words is "forty-nine million, seven hundred ninety-seven thousand, nine hundred sixty-seven".