49431677 has 2 divisors, whose sum is σ = 49431678. Its totient is φ = 49431676.

The previous prime is 49431659. The next prime is 49431719. The reversal of 49431677 is 77613494.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33860761 + 15570916 = 5819^2 + 3946^2 .

It is a cyclic number.

It is not a de Polignac number, because 49431677 - 2²² = 45237373 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49431077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24715838 + 24715839.

It is an arithmetic number, because the mean of its divisors is an integer number (24715839).

Almost surely, 2^49431677 is an apocalyptic number.

It is an amenable number.

49431677 is a deficient number, since it is larger than the sum of its proper divisors (1).

49431677 is an equidigital number, since it uses as much as digits as its factorization.

49431677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127008, while the sum is 41.

The square root of 49431677 is about 7030.7664589289. The cubic root of 49431677 is about 367.0020145063.

The spelling of 49431677 in words is "forty-nine million, four hundred thirty-one thousand, six hundred seventy-seven".