46142839 has 2 divisors, whose sum is σ = 46142840. Its totient is φ = 46142838.

The previous prime is 46142821. The next prime is 46142881. The reversal of 46142839 is 93824164.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 46142839 - 2¹⁷ = 46011767 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 46142798 and 46142807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46142819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23071419 + 23071420.

It is an arithmetic number, because the mean of its divisors is an integer number (23071420).

Almost surely, 2^46142839 is an apocalyptic number.

46142839 is a deficient number, since it is larger than the sum of its proper divisors (1).

46142839 is an equidigital number, since it uses as much as digits as its factorization.

46142839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 37.

The square root of 46142839 is about 6792.8520519735. The cubic root of 46142839 is about 358.6752727114.

The spelling of 46142839 in words is "forty-six million, one hundred forty-two thousand, eight hundred thirty-nine".