2240434346 has 4 divisors (see below), whose sum is σ = 3360651522. Its totient is φ = 1120217172.

The previous prime is 2240434337. The next prime is 2240434349. The reversal of 2240434346 is 6434340422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6434340422 = 2 ⋅3217170211.

It can be written as a sum of positive squares in only one way, i.e., 1379305321 + 861129025 = 37139^2 + 29345^2 .

It is not an unprimeable number, because it can be changed into a prime (2240434349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560108585 + ... + 560108588.

Almost surely, 2^2240434346 is an apocalyptic number.

2240434346 is a deficient number, since it is larger than the sum of its proper divisors (1120217176).

2240434346 is a wasteful number, since it uses less digits than its factorization.

2240434346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120217175.

The product of its (nonzero) digits is 55296, while the sum is 32.

The square root of 2240434346 is about 47333.2266595042. The cubic root of 2240434346 is about 1308.5110885246.

Adding to 2240434346 its reverse (6434340422), we get a palindrome (8674774768).

The spelling of 2240434346 in words is "two billion, two hundred forty million, four hundred thirty-four thousand, three hundred forty-six".