4052457409 has 32 divisors (see below), whose sum is σ = 5459198976. Its totient is φ = 2905139520.

The previous prime is 4052457403. The next prime is 4052457443. The reversal of 4052457409 is 9047542504.

It is a cyclic number.

It is not a de Polignac number, because 4052457409 - 2³ = 4052457401 is a prime.

It is a super-2 number, since 2×4052457409² = 32844822103517986562, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4052457401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 300714 + ... + 313900.

It is an arithmetic number, because the mean of its divisors is an integer number (170599968).

Almost surely, 2^4052457409 is an apocalyptic number.

It is an amenable number.

4052457409 is a deficient number, since it is larger than the sum of its proper divisors (1406741567).

4052457409 is a wasteful number, since it uses less digits than its factorization.

4052457409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13525.

The product of its (nonzero) digits is 201600, while the sum is 40.

The square root of 4052457409 is about 63658.9146074609. The cubic root of 4052457409 is about 1594.3101820136.

The spelling of 4052457409 in words is "four billion, fifty-two million, four hundred fifty-seven thousand, four hundred nine".