48420290 has 16 divisors (see below), whose sum is σ = 90946368. Its totient is φ = 18525936.

The previous prime is 48420287. The next prime is 48420299. The reversal of 48420290 is 9202484.

48420290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (48420299) 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 7 ways as a sum of consecutive naturals, for example, 105032 + ... + 105491.

It is an arithmetic number, because the mean of its divisors is an integer number (5684148).

Almost surely, 2^48420290 is an apocalyptic number.

48420290 is a deficient number, since it is larger than the sum of its proper divisors (42526078).

48420290 is a wasteful number, since it uses less digits than its factorization.

48420290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210553.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 48420290 is about 6958.4689407944. The cubic root of 48420290 is about 364.4817565476.

The spelling of 48420290 in words is "forty-eight million, four hundred twenty thousand, two hundred ninety".