345648043 has 8 divisors (see below), whose sum is σ = 382297328. Its totient is φ = 310436064.

The previous prime is 345648031. The next prime is 345648049. The reversal of 345648043 is 340846543.

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 345648043 - 2¹³ = 345639851 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 345647993 and 345648011.

It is not an unprimeable number, because it can be changed into a prime (345648049) 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, 358821 + ... + 359782.

It is an arithmetic number, because the mean of its divisors is an integer number (47787166).

Almost surely, 2^345648043 is an apocalyptic number.

345648043 is a deficient number, since it is larger than the sum of its proper divisors (36649285).

345648043 is a wasteful number, since it uses less digits than its factorization.

345648043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718653.

The product of its (nonzero) digits is 138240, while the sum is 37.

The square root of 345648043 is about 18591.6121678568. The cubic root of 345648043 is about 701.7967738552.

The spelling of 345648043 in words is "three hundred forty-five million, six hundred forty-eight thousand, forty-three".