7402146887 has 2 divisors, whose sum is σ = 7402146888. Its totient is φ = 7402146886.

The previous prime is 7402146877. The next prime is 7402146959. The reversal of 7402146887 is 7886412047.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7402146887 - 2²⁴ = 7385369671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7402146827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3701073443 + 3701073444.

It is an arithmetic number, because the mean of its divisors is an integer number (3701073444).

Almost surely, 2^7402146887 is an apocalyptic number.

7402146887 is a deficient number, since it is larger than the sum of its proper divisors (1).

7402146887 is an equidigital number, since it uses as much as digits as its factorization.

7402146887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 602112, while the sum is 47.

The square root of 7402146887 is about 86035.7302927104. The cubic root of 7402146887 is about 1948.8835938786.

The spelling of 7402146887 in words is "seven billion, four hundred two million, one hundred forty-six thousand, eight hundred eighty-seven".