7406740087 has 2 divisors, whose sum is σ = 7406740088. Its totient is φ = 7406740086.

The previous prime is 7406740039. The next prime is 7406740091. The reversal of 7406740087 is 7800476047.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7406740087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7406740027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3703370043 + 3703370044.

It is an arithmetic number, because the mean of its divisors is an integer number (3703370044).

Almost surely, 2^7406740087 is an apocalyptic number.

7406740087 is a deficient number, since it is larger than the sum of its proper divisors (1).

7406740087 is an equidigital number, since it uses as much as digits as its factorization.

7406740087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 263424, while the sum is 43.

The square root of 7406740087 is about 86062.4197138333. The cubic root of 7406740087 is about 1949.2866193494.

The spelling of 7406740087 in words is "seven billion, four hundred six million, seven hundred forty thousand, eighty-seven".