49540628 has 24 divisors (see below), whose sum is σ = 89139624. Its totient is φ = 24076800.

The previous prime is 49540627. The next prime is 49540633. The reversal of 49540628 is 82604594.

It can be written as a sum of positive squares in 4 ways, for example, as 10252804 + 39287824 = 3202^2 + 6268^2 .

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 49540591 and 49540600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49540627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74618 + ... + 75278.

It is an arithmetic number, because the mean of its divisors is an integer number (3714151).

Almost surely, 2^49540628 is an apocalyptic number.

It is an amenable number.

49540628 is a deficient number, since it is larger than the sum of its proper divisors (39598996).

49540628 is a wasteful number, since it uses less digits than its factorization.

49540628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163 (or 1161 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 49540628 is about 7038.5103537609. The cubic root of 49540628 is about 367.2714496678.

The spelling of 49540628 in words is "forty-nine million, five hundred forty thousand, six hundred twenty-eight".