49168648 has 8 divisors (see below), whose sum is σ = 92191230. Its totient is φ = 24584320.

The previous prime is 49168633. The next prime is 49168657. The reversal of 49168648 is 84686194.

It can be written as a sum of positive squares in only one way, i.e., 44916804 + 4251844 = 6702^2 + 2062^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×49168648² = 4835111892295808, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 49168598 and 49168607.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3073033 + ... + 3073048.

Almost surely, 2^49168648 is an apocalyptic number.

It is an amenable number.

49168648 is a deficient number, since it is larger than the sum of its proper divisors (43022582).

49168648 is a wasteful number, since it uses less digits than its factorization.

49168648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6146087 (or 6146083 counting only the distinct ones).

The product of its digits is 331776, while the sum is 46.

The square root of 49168648 is about 7012.0359382992. The cubic root of 49168648 is about 366.3499097254.

The spelling of 49168648 in words is "forty-nine million, one hundred sixty-eight thousand, six hundred forty-eight".