49161650 has 12 divisors (see below), whose sum is σ = 91440762. Its totient is φ = 19664640.

The previous prime is 49161589. The next prime is 49161653. The reversal of 49161650 is 5616194.

It can be written as a sum of positive squares in 3 ways, for example, as 37662769 + 11498881 = 6137^2 + 3391^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (49161653) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 491567 + ... + 491666.

Almost surely, 2^49161650 is an apocalyptic number.

49161650 is a deficient number, since it is larger than the sum of its proper divisors (42279112).

49161650 is a wasteful number, since it uses less digits than its factorization.

49161650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 983245 (or 983240 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 49161650 is about 7011.5369213889. The cubic root of 49161650 is about 366.3325284712.

The spelling of 49161650 in words is "forty-nine million, one hundred sixty-one thousand, six hundred fifty".