49016628 has 18 divisors (see below), whose sum is σ = 123903234. Its totient is φ = 16338864.

The previous prime is 49016587. The next prime is 49016633. The reversal of 49016628 is 82661094.

49016628 is a `hidden beast` number, since 490 + 166 + 2 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 34363044 + 14653584 = 5862^2 + 3828^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1361573 = 49016628 / (4 + 9 + 0 + 1 + 6 + 6 + 2 + 8).

It is a junction number, because it is equal to n+sod(n) for n = 49016592 and 49016601.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 680751 + ... + 680822.

It is an arithmetic number, because the mean of its divisors is an integer number (6883513).

Almost surely, 2^49016628 is an apocalyptic number.

It is an amenable number.

49016628 is an abundant number, since it is smaller than the sum of its proper divisors (74886606).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49016628 is a wasteful number, since it uses less digits than its factorization.

49016628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1361583 (or 1361578 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 49016628 is about 7001.1876135410. The cubic root of 49016628 is about 365.9719587941.

The spelling of 49016628 in words is "forty-nine million, sixteen thousand, six hundred twenty-eight".