345047502 has 16 divisors (see below), whose sum is σ = 691113600. Its totient is φ = 114846072.

The previous prime is 345047489. The next prime is 345047503. The reversal of 345047502 is 205740543.

It is a self number, because there is not a number n which added to its sum of digits gives 345047502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345047503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38002 + ... + 46197.

It is an arithmetic number, because the mean of its divisors is an integer number (43194600).

Almost surely, 2^345047502 is an apocalyptic number.

345047502 is an abundant number, since it is smaller than the sum of its proper divisors (346066098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345047502 is a wasteful number, since it uses less digits than its factorization.

345047502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84887.

The product of its (nonzero) digits is 16800, while the sum is 30.

The square root of 345047502 is about 18575.4542878499. The cubic root of 345047502 is about 701.3900961513.

The spelling of 345047502 in words is "three hundred forty-five million, forty-seven thousand, five hundred two".