4457723434 has 4 divisors (see below), whose sum is σ = 6686585154. Its totient is φ = 2228861716.

The previous prime is 4457723419. The next prime is 4457723477. The reversal of 4457723434 is 4343277544.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4059601225 + 398122209 = 63715^2 + 19953^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1114430857 + ... + 1114430860.

Almost surely, 2^4457723434 is an apocalyptic number.

4457723434 is a deficient number, since it is larger than the sum of its proper divisors (2228861720).

4457723434 is a wasteful number, since it uses less digits than its factorization.

4457723434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2228861719.

The product of its digits is 1128960, while the sum is 43.

The square root of 4457723434 is about 66766.1848093779. The cubic root of 4457723434 is about 1645.7771950409. Note that the first 3 decimals are identical.

The spelling of 4457723434 in words is "four billion, four hundred fifty-seven million, seven hundred twenty-three thousand, four hundred thirty-four".