7874047 has 2 divisors, whose sum is σ = 7874048. Its totient is φ = 7874046.

The previous prime is 7874039. The next prime is 7874057. The reversal of 7874047 is 7404787.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7874047 - 2³ = 7874039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7873997 and 7874015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7874057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3937023 + 3937024.

It is an arithmetic number, because the mean of its divisors is an integer number (3937024).

Almost surely, 2^7874047 is an apocalyptic number.

7874047 is a deficient number, since it is larger than the sum of its proper divisors (1).

7874047 is an equidigital number, since it uses as much as digits as its factorization.

7874047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43904, while the sum is 37.

The square root of 7874047 is about 2806.0732349673. The cubic root of 7874047 is about 198.9448345864.

It can be divided in two parts, 78740 and 47, that added together give a palindrome (78787).

The spelling of 7874047 in words is "seven million, eight hundred seventy-four thousand, forty-seven".