342934457 has 2 divisors, whose sum is σ = 342934458. Its totient is φ = 342934456.

The previous prime is 342934453. The next prime is 342934469. The reversal of 342934457 is 754439243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 202179961 + 140754496 = 14219^2 + 11864^2 .

It is a cyclic number.

It is not a de Polignac number, because 342934457 - 2² = 342934453 is a prime.

It is a super-3 number, since 3×342934457³ (a number of 27 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (342934451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171467228 + 171467229.

It is an arithmetic number, because the mean of its divisors is an integer number (171467229).

Almost surely, 2^342934457 is an apocalyptic number.

It is an amenable number.

342934457 is a deficient number, since it is larger than the sum of its proper divisors (1).

342934457 is an equidigital number, since it uses as much as digits as its factorization.

342934457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 41.

The square root of 342934457 is about 18518.4895982367. The cubic root of 342934457 is about 699.9554100849.

The spelling of 342934457 in words is "three hundred forty-two million, nine hundred thirty-four thousand, four hundred fifty-seven".