46812019 has 2 divisors, whose sum is σ = 46812020. Its totient is φ = 46812018.

The previous prime is 46812011. The next prime is 46812023. The reversal of 46812019 is 91021864.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 46812019 - 2³ = 46812011 is a prime.

It is a super-2 number, since 2×46812019² = 4382730245712722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (46812011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23406009 + 23406010.

It is an arithmetic number, because the mean of its divisors is an integer number (23406010).

Almost surely, 2^46812019 is an apocalyptic number.

46812019 is a deficient number, since it is larger than the sum of its proper divisors (1).

46812019 is an equidigital number, since it uses as much as digits as its factorization.

46812019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 46812019 is about 6841.9309408967. The cubic root of 46812019 is about 360.4008369643.

The spelling of 46812019 in words is "forty-six million, eight hundred twelve thousand, nineteen".