342213437 has 2 divisors, whose sum is σ = 342213438. Its totient is φ = 342213436.

The previous prime is 342213409. The next prime is 342213463. The reversal of 342213437 is 734312243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 307862116 + 34351321 = 17546^2 + 5861^2 .

It is a cyclic number.

It is not a de Polignac number, because 342213437 - 2⁶ = 342213373 is a prime.

It is a super-3 number, since 3×342213437³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342213467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171106718 + 171106719.

It is an arithmetic number, because the mean of its divisors is an integer number (171106719).

Almost surely, 2^342213437 is an apocalyptic number.

It is an amenable number.

342213437 is a deficient number, since it is larger than the sum of its proper divisors (1).

342213437 is an equidigital number, since it uses as much as digits as its factorization.

342213437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 29.

The square root of 342213437 is about 18499.0117844170. The cubic root of 342213437 is about 699.4645135970.

The spelling of 342213437 in words is "three hundred forty-two million, two hundred thirteen thousand, four hundred thirty-seven".