940286873 has 2 divisors, whose sum is σ = 940286874. Its totient is φ = 940286872.

The previous prime is 940286857. The next prime is 940286909. The reversal of 940286873 is 378682049.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 545549449 + 394737424 = 23357^2 + 19868^2 .

It is an emirp because it is prime and its reverse (378682049) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 940286873 - 2⁴ = 940286857 is a prime.

It is a super-2 number, since 2×940286873² = 1768278807072236258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (940286773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470143436 + 470143437.

It is an arithmetic number, because the mean of its divisors is an integer number (470143437).

Almost surely, 2^940286873 is an apocalyptic number.

It is an amenable number.

940286873 is a deficient number, since it is larger than the sum of its proper divisors (1).

940286873 is an equidigital number, since it uses as much as digits as its factorization.

940286873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 47.

The square root of 940286873 is about 30664.0974594068. The cubic root of 940286873 is about 979.6857499295.

The spelling of 940286873 in words is "nine hundred forty million, two hundred eighty-six thousand, eight hundred seventy-three".