340697827 has 16 divisors (see below), whose sum is σ = 360188928. Its totient is φ = 321631200.

The previous prime is 340697807. The next prime is 340697891. The reversal of 340697827 is 728796043.

It is a cyclic number.

It is not a de Polignac number, because 340697827 - 2¹¹ = 340695779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340697807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 913213 + ... + 913585.

It is an arithmetic number, because the mean of its divisors is an integer number (22511808).

Almost surely, 2^340697827 is an apocalyptic number.

340697827 is a deficient number, since it is larger than the sum of its proper divisors (19491101).

340697827 is a wasteful number, since it uses less digits than its factorization.

340697827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810.

The product of its (nonzero) digits is 508032, while the sum is 46.

The square root of 340697827 is about 18458.0017065770. The cubic root of 340697827 is about 698.4303789630.

The spelling of 340697827 in words is "three hundred forty million, six hundred ninety-seven thousand, eight hundred twenty-seven".