340034397 has 8 divisors (see below), whose sum is σ = 455017056. Its totient is φ = 225870672.

The previous prime is 340034363. The next prime is 340034417. The reversal of 340034397 is 793430043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 340034397 - 2¹⁰ = 340033373 is a prime.

It is a super-2 number, since 2×340034397² = 231246782286307218, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340034347) 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, 203763 + ... + 205424.

It is an arithmetic number, because the mean of its divisors is an integer number (56877132).

Almost surely, 2^340034397 is an apocalyptic number.

It is an amenable number.

340034397 is a deficient number, since it is larger than the sum of its proper divisors (114982659).

340034397 is a wasteful number, since it uses less digits than its factorization.

340034397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409467.

The product of its (nonzero) digits is 27216, while the sum is 33.

The square root of 340034397 is about 18440.0216106164. The cubic root of 340034397 is about 697.9767406584.

The spelling of 340034397 in words is "three hundred forty million, thirty-four thousand, three hundred ninety-seven".