338340743 has 4 divisors (see below), whose sum is σ = 364366968. Its totient is φ = 312314520.

The previous prime is 338340719. The next prime is 338340791. The reversal of 338340743 is 347043833.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 347043833 = 83 ⋅4181251.

It is a cyclic number.

It is not a de Polignac number, because 338340743 - 2¹⁶ = 338275207 is a prime.

It is a super-2 number, since 2×338340743² = 228948916747584098, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338340713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13013093 + ... + 13013118.

It is an arithmetic number, because the mean of its divisors is an integer number (91091742).

Almost surely, 2^338340743 is an apocalyptic number.

338340743 is a deficient number, since it is larger than the sum of its proper divisors (26026225).

338340743 is a wasteful number, since it uses less digits than its factorization.

338340743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26026224.

The product of its (nonzero) digits is 72576, while the sum is 35.

The square root of 338340743 is about 18394.0409643993. The cubic root of 338340743 is about 696.8159765088.

The spelling of 338340743 in words is "three hundred thirty-eight million, three hundred forty thousand, seven hundred forty-three".