342960287 has 2 divisors, whose sum is σ = 342960288. Its totient is φ = 342960286.

The previous prime is 342960271. The next prime is 342960307. The reversal of 342960287 is 782069243.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 342960287 - 2⁴ = 342960271 is a prime.

It is equal to p_18445388 and since 342960287 and 18445388 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342960257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171480143 + 171480144.

It is an arithmetic number, because the mean of its divisors is an integer number (171480144).

Almost surely, 2^342960287 is an apocalyptic number.

342960287 is a deficient number, since it is larger than the sum of its proper divisors (1).

342960287 is an equidigital number, since it uses as much as digits as its factorization.

342960287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 342960287 is about 18519.1869961940. The cubic root of 342960287 is about 699.9729833110.

The spelling of 342960287 in words is "three hundred forty-two million, nine hundred sixty thousand, two hundred eighty-seven".