46645619 has 2 divisors, whose sum is σ = 46645620. Its totient is φ = 46645618.

The previous prime is 46645597. The next prime is 46645631. The reversal of 46645619 is 91654664.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 46645619 - 2²⁴ = 29868403 is a prime.

It is a super-2 number, since 2×46645619² = 4351627543786322, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (46645519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23322809 + 23322810.

It is an arithmetic number, because the mean of its divisors is an integer number (23322810).

Almost surely, 2^46645619 is an apocalyptic number.

46645619 is a deficient number, since it is larger than the sum of its proper divisors (1).

46645619 is an equidigital number, since it uses as much as digits as its factorization.

46645619 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 41.

The square root of 46645619 is about 6829.7598054397. The cubic root of 46645619 is about 359.9732979166.

The spelling of 46645619 in words is "forty-six million, six hundred forty-five thousand, six hundred nineteen".