340545554 has 8 divisors (see below), whose sum is σ = 519192588. Its totient is φ = 167481360.

The previous prime is 340545553. The next prime is 340545589. The reversal of 340545554 is 455545043.

It can be written as a sum of positive squares in 2 ways, for example, as 320947225 + 19598329 = 17915^2 + 4427^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (340545553) 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, 1395557 + ... + 1395800.

Almost surely, 2^340545554 is an apocalyptic number.

340545554 is a deficient number, since it is larger than the sum of its proper divisors (178647034).

340545554 is a wasteful number, since it uses less digits than its factorization.

340545554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2791420.

The product of its (nonzero) digits is 120000, while the sum is 35.

The square root of 340545554 is about 18453.8763949475. The cubic root of 340545554 is about 698.3263102653.

The spelling of 340545554 in words is "three hundred forty million, five hundred forty-five thousand, five hundred fifty-four".