46009090 has 16 divisors (see below), whose sum is σ = 82906488. Its totient is φ = 18383616.

The previous prime is 46009087. The next prime is 46009111. The reversal of 46009090 is 9090064.

It is a Cunningham number, because it is equal to 6783²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 16556761 + 29452329 = 4069^2 + 5427^2 .

46009090 is a modest number, since divided by 9090 gives 4600 as remainder.

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 7 ways as a sum of consecutive naturals, for example, 10234 + ... + 14026.

Almost surely, 2^46009090 is an apocalyptic number.

46009090 is a deficient number, since it is larger than the sum of its proper divisors (36897398).

46009090 is a wasteful number, since it uses less digits than its factorization.

46009090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5013.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 46009090 is about 6783.0000737137. Note that the first 4 decimals coincide. The cubic root of 46009090 is about 358.3283869277.

The spelling of 46009090 in words is "forty-six million, nine thousand, ninety".