346426969 has 16 divisors (see below), whose sum is σ = 419817600. Its totient is φ = 279062784.

The previous prime is 346426957. The next prime is 346426973. The reversal of 346426969 is 969624643.

It is not a de Polignac number, because 346426969 - 2¹³ = 346418777 is a prime.

It is a super-2 number, since 2×346426969² = 240023289701053922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (346426939) 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 15 ways as a sum of consecutive naturals, for example, 100527 + ... + 103915.

It is an arithmetic number, because the mean of its divisors is an integer number (26238600).

Almost surely, 2^346426969 is an apocalyptic number.

It is an amenable number.

346426969 is a deficient number, since it is larger than the sum of its proper divisors (73390631).

346426969 is a wasteful number, since it uses less digits than its factorization.

346426969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4272.

The product of its digits is 1679616, while the sum is 49.

The square root of 346426969 is about 18612.5486970485. The cubic root of 346426969 is about 702.3235502012.

The spelling of 346426969 in words is "three hundred forty-six million, four hundred twenty-six thousand, nine hundred sixty-nine".