49856477 has 6 divisors (see below), whose sum is σ = 54801054. Its totient is φ = 45323960.

The previous prime is 49856447. The next prime is 49856483. The reversal of 49856477 is 77465894.

It can be written as a sum of positive squares in only one way, i.e., 49716601 + 139876 = 7051^2 + 374^2 .

It is not a de Polignac number, because 49856477 - 2¹⁰ = 49855453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49856407) 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 5 ways as a sum of consecutive naturals, for example, 205898 + ... + 206139.

It is an arithmetic number, because the mean of its divisors is an integer number (9133509).

Almost surely, 2^49856477 is an apocalyptic number.

It is an amenable number.

49856477 is a deficient number, since it is larger than the sum of its proper divisors (4944577).

49856477 is a wasteful number, since it uses less digits than its factorization.

49856477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412059 (or 412048 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 50.

The square root of 49856477 is about 7060.9119099448. The cubic root of 49856477 is about 368.0503165486.

The spelling of 49856477 in words is "forty-nine million, eight hundred fifty-six thousand, four hundred seventy-seven".