340045056 has 108 divisors (see below), whose sum is σ = 1055944708. Its totient is φ = 104620032.

The previous prime is 340045007. The next prime is 340045063. The reversal of 340045056 is 650540043.

It can be written as a sum of positive squares in 2 ways, for example, as 70560000 + 269485056 = 8400^2 + 16416^2 .

It is a super-2 number, since 2×340045056² = 231261280220086272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24276 + ... + 35628.

Almost surely, 2^340045056 is an apocalyptic number.

340045056 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340045056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (527972354).

340045056 is an abundant number, since it is smaller than the sum of its proper divisors (715899652).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340045056 is a wasteful number, since it uses less digits than its factorization.

340045056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11388 (or 11371 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 340045056 is about 18440.3106264510. The cubic root of 340045056 is about 697.9840337013.

Adding to 340045056 its reverse (650540043), we get a palindrome (990585099).

It can be divided in two parts, 34004 and 5056, that added together give a triangular number (39060 = T₂₇₉).

The spelling of 340045056 in words is "three hundred forty million, forty-five thousand, fifty-six".