49566490 has 16 divisors (see below), whose sum is σ = 90732960. Its totient is φ = 19490320.

The previous prime is 49566479. The next prime is 49566493. The reversal of 49566490 is 9466594.

It is a happy number.

49566490 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 (49566493) 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, 41416 + ... + 42595.

It is an arithmetic number, because the mean of its divisors is an integer number (5670810).

Almost surely, 2^49566490 is an apocalyptic number.

49566490 is a deficient number, since it is larger than the sum of its proper divisors (41166470).

49566490 is a wasteful number, since it uses less digits than its factorization.

49566490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84077.

The product of its (nonzero) digits is 233280, while the sum is 43.

The square root of 49566490 is about 7040.3472925702. The cubic root of 49566490 is about 367.3353482110.

The spelling of 49566490 in words is "forty-nine million, five hundred sixty-six thousand, four hundred ninety".