342393487 has 2 divisors, whose sum is σ = 342393488. Its totient is φ = 342393486.

The previous prime is 342393439. The next prime is 342393497. The reversal of 342393487 is 784393243.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342393487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342393437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171196743 + 171196744.

It is an arithmetic number, because the mean of its divisors is an integer number (171196744).

Almost surely, 2^342393487 is an apocalyptic number.

342393487 is a deficient number, since it is larger than the sum of its proper divisors (1).

342393487 is an equidigital number, since it uses as much as digits as its factorization.

342393487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 43.

The square root of 342393487 is about 18503.8776206502. The cubic root of 342393487 is about 699.5871626923.

The spelling of 342393487 in words is "three hundred forty-two million, three hundred ninety-three thousand, four hundred eighty-seven".