346144899 has 16 divisors (see below), whose sum is σ = 483494400. Its totient is φ = 219981216.

The previous prime is 346144873. The next prime is 346144901. The reversal of 346144899 is 998441643.

It is a happy number.

It is not a de Polignac number, because 346144899 - 2¹⁵ = 346112131 is a prime.

It is a super-2 number, since 2×346144899² = 239632582207440402, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (346144829) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18309 + ... + 32054.

It is an arithmetic number, because the mean of its divisors is an integer number (30218400).

Almost surely, 2^346144899 is an apocalyptic number.

346144899 is a deficient number, since it is larger than the sum of its proper divisors (137349501).

346144899 is a wasteful number, since it uses less digits than its factorization.

346144899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50474.

The product of its digits is 746496, while the sum is 48.

The square root of 346144899 is about 18604.9697392928. The cubic root of 346144899 is about 702.1328816398.

The spelling of 346144899 in words is "three hundred forty-six million, one hundred forty-four thousand, eight hundred ninety-nine".