246040043 has 4 divisors (see below), whose sum is σ = 246954960. Its totient is φ = 245125128.

The previous prime is 246040027. The next prime is 246040073. The reversal of 246040043 is 340040642.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 340040642 = 2 ⋅170020321.

It is a cyclic number.

It is not a de Polignac number, because 246040043 - 2⁴ = 246040027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (246040073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 457055 + ... + 457592.

It is an arithmetic number, because the mean of its divisors is an integer number (61738740).

Almost surely, 2^246040043 is an apocalyptic number.

246040043 is a deficient number, since it is larger than the sum of its proper divisors (914917).

246040043 is an equidigital number, since it uses as much as digits as its factorization.

246040043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914916.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 246040043 is about 15685.6636136314. The cubic root of 246040043 is about 626.6166513891.

Adding to 246040043 its reverse (340040642), we get a palindrome (586080685).

The spelling of 246040043 in words is "two hundred forty-six million, forty thousand, forty-three".