2642857430 has 16 divisors (see below), whose sum is σ = 4803331104. Its totient is φ = 1046879040.

The previous prime is 2642857409. The next prime is 2642857439. The reversal of 2642857430 is 347582462.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2642857439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1281911 + ... + 1283970.

It is an arithmetic number, because the mean of its divisors is an integer number (300208194).

Almost surely, 2^2642857430 is an apocalyptic number.

2642857430 is a deficient number, since it is larger than the sum of its proper divisors (2160473674).

2642857430 is a wasteful number, since it uses less digits than its factorization.

2642857430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2565991.

The product of its (nonzero) digits is 322560, while the sum is 41.

The square root of 2642857430 is about 51408.7291225916. The cubic root of 2642857430 is about 1382.5831038512.

The spelling of 2642857430 in words is "two billion, six hundred forty-two million, eight hundred fifty-seven thousand, four hundred thirty".