46909999 has 2 divisors, whose sum is σ = 46910000. Its totient is φ = 46909998.

The previous prime is 46909997. The next prime is 46910009. The reversal of 46909999 is 99990964.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 46909999 - 2¹ = 46909997 is a prime.

Together with 46909997, it forms a pair of twin primes.

46909999 is a modest number, since divided by 9999 gives 4690 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46909991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23454999 + 23455000.

It is an arithmetic number, because the mean of its divisors is an integer number (23455000).

Almost surely, 2^46909999 is an apocalyptic number.

46909999 is a deficient number, since it is larger than the sum of its proper divisors (1).

46909999 is an equidigital number, since it uses as much as digits as its factorization.

46909999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1417176, while the sum is 55.

The square root of 46909999 is about 6849.0874574647. The cubic root of 46909999 is about 360.6521076614.

The spelling of 46909999 in words is "forty-six million, nine hundred nine thousand, nine hundred ninety-nine".