46642819 has 2 divisors, whose sum is σ = 46642820. Its totient is φ = 46642818.

The previous prime is 46642801. The next prime is 46642823. The reversal of 46642819 is 91824664.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 46642819 - 2¹⁵ = 46610051 is a prime.

It is a super-2 number, since 2×46642819² = 4351105128533522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (46642859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23321409 + 23321410.

It is an arithmetic number, because the mean of its divisors is an integer number (23321410).

Almost surely, 2^46642819 is an apocalyptic number.

46642819 is a deficient number, since it is larger than the sum of its proper divisors (1).

46642819 is an equidigital number, since it uses as much as digits as its factorization.

46642819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82944, while the sum is 40.

The square root of 46642819 is about 6829.5548171166. The cubic root of 46642819 is about 359.9660950579.

The spelling of 46642819 in words is "forty-six million, six hundred forty-two thousand, eight hundred nineteen".