347499642 has 16 divisors (see below), whose sum is σ = 794284992. Its totient is φ = 99285600.

The previous prime is 347499629. The next prime is 347499643. The reversal of 347499642 is 246994743.

It is a super-3 number, since 3×347499642³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 347499591 and 347499600.

It is not an unprimeable number, because it can be changed into a prime (347499643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4136859 + ... + 4136942.

It is an arithmetic number, because the mean of its divisors is an integer number (49642812).

Almost surely, 2^347499642 is an apocalyptic number.

347499642 is an abundant number, since it is smaller than the sum of its proper divisors (446785350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

347499642 is a wasteful number, since it uses less digits than its factorization.

347499642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8273813.

The product of its digits is 1306368, while the sum is 48.

The square root of 347499642 is about 18641.3422799969. The cubic root of 347499642 is about 703.0476925099.

The spelling of 347499642 in words is "three hundred forty-seven million, four hundred ninety-nine thousand, six hundred forty-two".