347491642 has 8 divisors (see below), whose sum is σ = 535325076. Its totient is φ = 169049952.

The previous prime is 347491637. The next prime is 347491657. The reversal of 347491642 is 246194743.

It can be written as a sum of positive squares in 2 ways, for example, as 347486881 + 4761 = 18641^2 + 69^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 347491595 and 347491604.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2347843 + ... + 2347990.

Almost surely, 2^347491642 is an apocalyptic number.

347491642 is a deficient number, since it is larger than the sum of its proper divisors (187833434).

347491642 is a wasteful number, since it uses less digits than its factorization.

347491642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4695872.

The product of its digits is 145152, while the sum is 40.

The square root of 347491642 is about 18641.1277019391. The cubic root of 347491642 is about 703.0422973727.

The spelling of 347491642 in words is "three hundred forty-seven million, four hundred ninety-one thousand, six hundred forty-two".