842512710 has 128 divisors (see below), whose sum is σ = 2236864896. Its totient is φ = 201830400.

The previous prime is 842512709. The next prime is 842512721. The reversal of 842512710 is 17215248.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2875324 + ... + 2875616.

It is an arithmetic number, because the mean of its divisors is an integer number (17475507).

Almost surely, 2^842512710 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 842512710, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1118432448).

842512710 is an abundant number, since it is smaller than the sum of its proper divisors (1394352186).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

842512710 is a wasteful number, since it uses less digits than its factorization.

842512710 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490.

The product of its (nonzero) digits is 4480, while the sum is 30.

The square root of 842512710 is about 29026.0694893401. The cubic root of 842512710 is about 944.4786688046.

Adding to 842512710 its reverse (17215248), we get a palindrome (859727958).

The spelling of 842512710 in words is "eight hundred forty-two million, five hundred twelve thousand, seven hundred ten".