46820290 has 32 divisors (see below), whose sum is σ = 92244096. Its totient is φ = 16968960.

The previous prime is 46820273. The next prime is 46820299. The reversal of 46820290 is 9202864.

46820290 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 (46820299) 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 15 ways as a sum of consecutive naturals, for example, 47139 + ... + 48121.

It is an arithmetic number, because the mean of its divisors is an integer number (2882628).

Almost surely, 2^46820290 is an apocalyptic number.

46820290 is a deficient number, since it is larger than the sum of its proper divisors (45423806).

46820290 is a wasteful number, since it uses less digits than its factorization.

46820290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1434.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 46820290 is about 6842.5353488309. The cubic root of 46820290 is about 360.4220615689.

The spelling of 46820290 in words is "forty-six million, eight hundred twenty thousand, two hundred ninety".