349497874 has 8 divisors (see below), whose sum is σ = 571905648. Its totient is φ = 158862660.

The previous prime is 349497871. The next prime is 349497877. The reversal of 349497874 is 478794943.

It is an interprime number because it is at equal distance from previous prime (349497871) and next prime (349497877).

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

It is a super-3 number, since 3×349497874³ (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (349497871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7943112 + ... + 7943155.

It is an arithmetic number, because the mean of its divisors is an integer number (71488206).

Almost surely, 2^349497874 is an apocalyptic number.

349497874 is a deficient number, since it is larger than the sum of its proper divisors (222407774).

349497874 is a wasteful number, since it uses less digits than its factorization.

349497874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15886280.

The product of its digits is 6096384, while the sum is 55.

The square root of 349497874 is about 18694.8622353844. The cubic root of 349497874 is about 704.3926993493.

The spelling of 349497874 in words is "three hundred forty-nine million, four hundred ninety-seven thousand, eight hundred seventy-four".