340875946 has 4 divisors (see below), whose sum is σ = 511313922. Its totient is φ = 170437972.

The previous prime is 340875911. The next prime is 340875949. The reversal of 340875946 is 649578043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 649578043 = 461 ⋅1409063.

It can be written as a sum of positive squares in only one way, i.e., 329241025 + 11634921 = 18145^2 + 3411^2 .

It is a super-2 number, since 2×340875946² = 232392821122789832, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 340875896 and 340875905.

It is not an unprimeable number, because it can be changed into a prime (340875949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85218985 + ... + 85218988.

Almost surely, 2^340875946 is an apocalyptic number.

340875946 is a deficient number, since it is larger than the sum of its proper divisors (170437976).

340875946 is a wasteful number, since it uses less digits than its factorization.

340875946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170437975.

The product of its (nonzero) digits is 725760, while the sum is 46.

The square root of 340875946 is about 18462.8260567011. The cubic root of 340875946 is about 698.5520723791.

The spelling of 340875946 in words is "three hundred forty million, eight hundred seventy-five thousand, nine hundred forty-six".