345494506 has 16 divisors (see below), whose sum is σ = 592562880. Its totient is φ = 147997440.

The previous prime is 345494459. The next prime is 345494507. The reversal of 345494506 is 605494543.

It is not an unprimeable number, because it can be changed into a prime (345494507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32586 + ... + 41866.

It is an arithmetic number, because the mean of its divisors is an integer number (37035180).

Almost surely, 2^345494506 is an apocalyptic number.

345494506 is a deficient number, since it is larger than the sum of its proper divisors (247068374).

345494506 is a wasteful number, since it uses less digits than its factorization.

345494506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11949.

The product of its (nonzero) digits is 259200, while the sum is 40.

The square root of 345494506 is about 18587.4825083980. The cubic root of 345494506 is about 701.6928456621.

The spelling of 345494506 in words is "three hundred forty-five million, four hundred ninety-four thousand, five hundred six".