1292258882 has 8 divisors (see below), whose sum is σ = 1967319696. Its totient is φ = 636485652.

The previous prime is 1292258881. The next prime is 1292258897. The reversal of 1292258882 is 2888522921.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1292258881) 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, 4821728 + ... + 4821995.

It is an arithmetic number, because the mean of its divisors is an integer number (245914962).

Almost surely, 2^1292258882 is an apocalyptic number.

1292258882 is a deficient number, since it is larger than the sum of its proper divisors (675060814).

1292258882 is an equidigital number, since it uses as much as digits as its factorization.

1292258882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9643792.

The product of its digits is 368640, while the sum is 47.

The square root of 1292258882 is about 35948.0024757983. The cubic root of 1292258882 is about 1089.2222608981. Note that the first 4 decimals are identical.

The spelling of 1292258882 in words is "one billion, two hundred ninety-two million, two hundred fifty-eight thousand, eight hundred eighty-two".