340767445 has 4 divisors (see below), whose sum is σ = 408920940. Its totient is φ = 272613952.

The previous prime is 340767409. The next prime is 340767457. The reversal of 340767445 is 544767043.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 269550724 + 71216721 = 16418^2 + 8439^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340767445 is a prime.

It is a super-2 number, since 2×340767445² = 232244903143656050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 340767398 and 340767407.

It is a congruent 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, 34076740 + ... + 34076749.

It is an arithmetic number, because the mean of its divisors is an integer number (102230235).

Almost surely, 2^340767445 is an apocalyptic number.

It is an amenable number.

340767445 is a deficient number, since it is larger than the sum of its proper divisors (68153495).

340767445 is an equidigital number, since it uses as much as digits as its factorization.

340767445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68153494.

The product of its (nonzero) digits is 282240, while the sum is 40.

The square root of 340767445 is about 18459.8874590286. The cubic root of 340767445 is about 698.4779480118.

The spelling of 340767445 in words is "three hundred forty million, seven hundred sixty-seven thousand, four hundred forty-five".