342947494 has 8 divisors (see below), whose sum is σ = 544681368. Its totient is φ = 161387040.

The previous prime is 342947459. The next prime is 342947497. The reversal of 342947494 is 494749243.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×342947494² = 235225967281760072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342947497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5043312 + ... + 5043379.

It is an arithmetic number, because the mean of its divisors is an integer number (68085171).

Almost surely, 2^342947494 is an apocalyptic number.

342947494 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

342947494 is a deficient number, since it is larger than the sum of its proper divisors (201733874).

342947494 is a wasteful number, since it uses less digits than its factorization.

342947494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10086710.

The product of its digits is 870912, while the sum is 46.

The square root of 342947494 is about 18518.8415944411. The cubic root of 342947494 is about 699.9642798099.

The spelling of 342947494 in words is "three hundred forty-two million, nine hundred forty-seven thousand, four hundred ninety-four".