1022864829 has 64 divisors (see below), whose sum is σ = 1714944000. Its totient is φ = 529079040.

The previous prime is 1022864827. The next prime is 1022864849. The reversal of 1022864829 is 9284682201.

It is not a de Polignac number, because 1022864829 - 2¹ = 1022864827 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022864827) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1260834 + ... + 1261644.

It is an arithmetic number, because the mean of its divisors is an integer number (26796000).

Almost surely, 2^1022864829 is an apocalyptic number.

1022864829 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1022864829 is a deficient number, since it is larger than the sum of its proper divisors (692079171).

1022864829 is a wasteful number, since it uses less digits than its factorization.

1022864829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 978.

The product of its (nonzero) digits is 110592, while the sum is 42.

The square root of 1022864829 is about 31982.2580347292. The cubic root of 1022864829 is about 1007.5642475556.

It can be divided in two parts, 10228 and 64829, that added together give a palindrome (75057).

The spelling of 1022864829 in words is "one billion, twenty-two million, eight hundred sixty-four thousand, eight hundred twenty-nine".