345264797 has 8 divisors (see below), whose sum is σ = 357189816. Its totient is φ = 333476352.

The previous prime is 345264793. The next prime is 345264809. The reversal of 345264797 is 797462543.

It can be written as a sum of positive squares in 4 ways, for example, as 93915481 + 251349316 = 9691^2 + 15854^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 345264797 - 2² = 345264793 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345264791) 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 7 ways as a sum of consecutive naturals, for example, 28988 + ... + 39125.

It is an arithmetic number, because the mean of its divisors is an integer number (44648727).

Almost surely, 2^345264797 is an apocalyptic number.

345264797 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

It is an amenable number.

345264797 is a deficient number, since it is larger than the sum of its proper divisors (11925019).

345264797 is a wasteful number, since it uses less digits than its factorization.

345264797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68287.

The product of its digits is 1270080, while the sum is 47.

The square root of 345264797 is about 18581.3023494049. The cubic root of 345264797 is about 701.5372996310.

The spelling of 345264797 in words is "three hundred forty-five million, two hundred sixty-four thousand, seven hundred ninety-seven".