345489078 has 16 divisors (see below), whose sum is σ = 753794496. Its totient is φ = 104693640.

The previous prime is 345489061. The next prime is 345489097. The reversal of 345489078 is 870984543.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2617276 + ... + 2617407.

It is an arithmetic number, because the mean of its divisors is an integer number (47112156).

Almost surely, 2^345489078 is an apocalyptic number.

345489078 is an abundant number, since it is smaller than the sum of its proper divisors (408305418).

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

345489078 is a wasteful number, since it uses less digits than its factorization.

345489078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5234699.

The product of its (nonzero) digits is 967680, while the sum is 48.

The square root of 345489078 is about 18587.3364955821. The cubic root of 345489078 is about 701.6891709209.

The spelling of 345489078 in words is "three hundred forty-five million, four hundred eighty-nine thousand, seventy-eight".