1005298858 has 16 divisors (see below), whose sum is σ = 1593434880. Its totient is φ = 474707376.

The previous prime is 1005298829. The next prime is 1005298871. The reversal of 1005298858 is 8588925001.

It is a super-2 number, since 2×1005298858² = 2021251587792208328, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134685 + ... + 141952.

It is an arithmetic number, because the mean of its divisors is an integer number (99589680).

Almost surely, 2^1005298858 is an apocalyptic number.

1005298858 is a deficient number, since it is larger than the sum of its proper divisors (588136022).

1005298858 is a wasteful number, since it uses less digits than its factorization.

1005298858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276741.

The product of its (nonzero) digits is 230400, while the sum is 46.

The square root of 1005298858 is about 31706.4482085269. The cubic root of 1005298858 is about 1001.7631753854.

The spelling of 1005298858 in words is "one billion, five million, two hundred ninety-eight thousand, eight hundred fifty-eight".