340383739 has 4 divisors (see below), whose sum is σ = 355183056. Its totient is φ = 325584424.

The previous prime is 340383709. The next prime is 340383773. The reversal of 340383739 is 937383043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 937383043 = 17 ⋅55140179.

It is a cyclic number.

It is not a de Polignac number, because 340383739 - 2⁷ = 340383611 is a prime.

It is a super-2 number, since 2×340383739² = 231722179551240242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340383709) 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, 7399624 + ... + 7399669.

It is an arithmetic number, because the mean of its divisors is an integer number (88795764).

Almost surely, 2^340383739 is an apocalyptic number.

340383739 is a deficient number, since it is larger than the sum of its proper divisors (14799317).

340383739 is a wasteful number, since it uses less digits than its factorization.

340383739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14799316.

The product of its (nonzero) digits is 163296, while the sum is 40.

The square root of 340383739 is about 18449.4915648101. The cubic root of 340383739 is about 698.2156862259.

The spelling of 340383739 in words is "three hundred forty million, three hundred eighty-three thousand, seven hundred thirty-nine".