340797057 has 8 divisors (see below), whose sum is σ = 461845440. Its totient is φ = 223473360.

The previous prime is 340797029. The next prime is 340797071. The reversal of 340797057 is 750797043.

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

It is not a de Polignac number, because 340797057 - 2¹⁰ = 340796033 is a prime.

It is a super-2 number, since 2×340797057² = 232285268119722498, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (340797077) 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, 930957 + ... + 931322.

It is an arithmetic number, because the mean of its divisors is an integer number (57730680).

Almost surely, 2^340797057 is an apocalyptic number.

It is an amenable number.

340797057 is a deficient number, since it is larger than the sum of its proper divisors (121048383).

340797057 is a wasteful number, since it uses less digits than its factorization.

340797057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1862343.

The product of its (nonzero) digits is 185220, while the sum is 42.

The square root of 340797057 is about 18460.6895049995. The cubic root of 340797057 is about 698.4981795316.

The spelling of 340797057 in words is "three hundred forty million, seven hundred ninety-seven thousand, fifty-seven".