3428571457 has 4 divisors (see below), whose sum is σ = 3428688816. Its totient is φ = 3428454100.

The previous prime is 3428571427. The next prime is 3428571491. The reversal of 3428571457 is 7541758243.

3428571457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3428571457 - 2⁷ = 3428571329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3428571427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23598 + ... + 86104.

It is an arithmetic number, because the mean of its divisors is an integer number (857172204).

Almost surely, 2^3428571457 is an apocalyptic number.

It is an amenable number.

3428571457 is a deficient number, since it is larger than the sum of its proper divisors (117359).

3428571457 is an equidigital number, since it uses as much as digits as its factorization.

3428571457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117358.

The product of its digits is 940800, while the sum is 46.

The square root of 3428571457 is about 58554.0046196671. The cubic root of 3428571457 is about 1507.8948864260.

The spelling of 3428571457 in words is "three billion, four hundred twenty-eight million, five hundred seventy-one thousand, four hundred fifty-seven".