49620530 has 8 divisors (see below), whose sum is σ = 89316972. Its totient is φ = 19848208.

The previous prime is 49620523. The next prime is 49620539. The reversal of 49620530 is 3502694.

49620530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 47927929 + 1692601 = 6923^2 + 1301^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 49620493 and 49620502.

It is not an unprimeable number, because it can be changed into a prime (49620539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2481017 + ... + 2481036.

Almost surely, 2^49620530 is an apocalyptic number.

49620530 is a deficient number, since it is larger than the sum of its proper divisors (39696442).

49620530 is a wasteful number, since it uses less digits than its factorization.

49620530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4962060.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 49620530 is about 7044.1841259297. The cubic root of 49620530 is about 367.4687958450.

The spelling of 49620530 in words is "forty-nine million, six hundred twenty thousand, five hundred thirty".