340261057 has 8 divisors (see below), whose sum is σ = 356204160. Its totient is φ = 324413760.

The previous prime is 340261043. The next prime is 340261079. The reversal of 340261057 is 750162043.

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

It is a cyclic number.

It is not a de Polignac number, because 340261057 - 2¹¹ = 340259009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340261027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16632 + ... + 30937.

It is an arithmetic number, because the mean of its divisors is an integer number (44525520).

Almost surely, 2^340261057 is an apocalyptic number.

It is an amenable number.

340261057 is a deficient number, since it is larger than the sum of its proper divisors (15943103).

340261057 is a wasteful number, since it uses less digits than its factorization.

340261057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47903.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 340261057 is about 18446.1664581018. The cubic root of 340261057 is about 698.1317919029.

The spelling of 340261057 in words is "three hundred forty million, two hundred sixty-one thousand, fifty-seven".