345094840 has 16 divisors (see below), whose sum is σ = 776463480. Its totient is φ = 138037920.

The previous prime is 345094817. The next prime is 345094843. The reversal of 345094840 is 48490543.

It is a self number, because there is not a number n which added to its sum of digits gives 345094840.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345094843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4313646 + ... + 4313725.

Almost surely, 2^345094840 is an apocalyptic number.

It is an amenable number.

345094840 is an abundant number, since it is smaller than the sum of its proper divisors (431368640).

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

345094840 is a wasteful number, since it uses less digits than its factorization.

345094840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8627382 (or 8627378 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 345094840 is about 18576.7284525559. The cubic root of 345094840 is about 701.4221698860.

The spelling of 345094840 in words is "three hundred forty-five million, ninety-four thousand, eight hundred forty".