340402074 has 8 divisors (see below), whose sum is σ = 680804160. Its totient is φ = 113467356.

The previous prime is 340402063. The next prime is 340402091. The reversal of 340402074 is 470204043.

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

340402074 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28366834 + ... + 28366845.

It is an arithmetic number, because the mean of its divisors is an integer number (85100520).

Almost surely, 2^340402074 is an apocalyptic number.

340402074 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

340402074 is a wasteful number, since it uses less digits than its factorization.

340402074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56733684.

The product of its (nonzero) digits is 2688, while the sum is 24.

The square root of 340402074 is about 18449.9884552809. The cubic root of 340402074 is about 698.2282226206.

The spelling of 340402074 in words is "three hundred forty million, four hundred two thousand, seventy-four".