48940290 has 96 divisors (see below), whose sum is σ = 146779776. Its totient is φ = 11082240.

The previous prime is 48940271. The next prime is 48940303. The reversal of 48940290 is 9204984.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 82234 + ... + 82826.

It is an arithmetic number, because the mean of its divisors is an integer number (1528956).

Almost surely, 2^48940290 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48940290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73389888).

48940290 is an abundant number, since it is smaller than the sum of its proper divisors (97839486).

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

48940290 is a wasteful number, since it uses less digits than its factorization.

48940290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744 (or 741 counting only the distinct ones).

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

The square root of 48940290 is about 6995.7336999060. The cubic root of 48940290 is about 365.7818730734.

The spelling of 48940290 in words is "forty-eight million, nine hundred forty thousand, two hundred ninety".