345807963 has 24 divisors (see below), whose sum is σ = 513873360. Its totient is φ = 223997760.

The previous prime is 345807949. The next prime is 345807989. The reversal of 345807963 is 369708543.

345807963 is a `hidden beast` number, since 3 + 4 + 580 + 7 + 9 + 63 = 666.

It is not a de Polignac number, because 345807963 - 2¹⁶ = 345742427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345807463) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41773 + ... + 49361.

It is an arithmetic number, because the mean of its divisors is an integer number (21411390).

Almost surely, 2^345807963 is an apocalyptic number.

345807963 is a deficient number, since it is larger than the sum of its proper divisors (168065397).

345807963 is a wasteful number, since it uses less digits than its factorization.

345807963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7739 (or 7736 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The square root of 345807963 is about 18595.9125347481. The cubic root of 345807963 is about 701.9049899420.

The spelling of 345807963 in words is "three hundred forty-five million, eight hundred seven thousand, nine hundred sixty-three".