48618728 has 16 divisors (see below), whose sum is σ = 92101380. Its totient is φ = 24058368.

The previous prime is 48618719. The next prime is 48618737. The reversal of 48618728 is 82781684.

It is an interprime number because it is at equal distance from previous prime (48618719) and next prime (48618737).

It can be written as a sum of positive squares in 2 ways, for example, as 47582404 + 1036324 = 6898^2 + 1018^2 .

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30551 + ... + 32102.

Almost surely, 2^48618728 is an apocalyptic number.

It is an amenable number.

48618728 is a deficient number, since it is larger than the sum of its proper divisors (43482652).

48618728 is a wasteful number, since it uses less digits than its factorization.

48618728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62756 (or 62752 counting only the distinct ones).

The product of its digits is 172032, while the sum is 44.

The square root of 48618728 is about 6972.7131017990. The cubic root of 48618728 is about 364.9789892203.

The spelling of 48618728 in words is "forty-eight million, six hundred eighteen thousand, seven hundred twenty-eight".