340805748 has 24 divisors (see below), whose sum is σ = 795538240. Its totient is φ = 113555520.

The previous prime is 340805747. The next prime is 340805791. The reversal of 340805748 is 847508043.

It is a super-2 number, since 2×340805748² = 232297115739679008, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340805747) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38088 + ... + 46176.

Almost surely, 2^340805748 is an apocalyptic number.

It is an amenable number.

340805748 is an abundant number, since it is smaller than the sum of its proper divisors (454732492).

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

340805748 is a wasteful number, since it uses less digits than its factorization.

340805748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11607 (or 11605 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 39.

The square root of 340805748 is about 18460.9248955734. The cubic root of 340805748 is about 698.5041171768.

The spelling of 340805748 in words is "three hundred forty million, eight hundred five thousand, seven hundred forty-eight".