340744413 has 16 divisors (see below), whose sum is σ = 486017280. Its totient is φ = 211593216.

The previous prime is 340744409. The next prime is 340744441. The reversal of 340744413 is 314447043.

It is not a de Polignac number, because 340744413 - 2² = 340744409 is a prime.

It is a super-2 number, since 2×340744413² = 232213509981429138, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340744463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29493 + ... + 39386.

It is an arithmetic number, because the mean of its divisors is an integer number (30376080).

Almost surely, 2^340744413 is an apocalyptic number.

It is an amenable number.

340744413 is a deficient number, since it is larger than the sum of its proper divisors (145272867).

340744413 is a wasteful number, since it uses less digits than its factorization.

340744413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68996.

The product of its (nonzero) digits is 16128, while the sum is 30.

The square root of 340744413 is about 18459.2636093643. The cubic root of 340744413 is about 698.4622112713.

The spelling of 340744413 in words is "three hundred forty million, seven hundred forty-four thousand, four hundred thirteen".