1046823855 has 64 divisors (see below), whose sum is σ = 2092843008. Its totient is φ = 434079360.

The previous prime is 1046823853. The next prime is 1046823857. The reversal of 1046823855 is 5583286401.

It is an interprime number because it is at equal distance from previous prime (1046823853) and next prime (1046823857).

It is not a de Polignac number, because 1046823855 - 2¹ = 1046823853 is a prime.

It is a super-2 number, since 2×1046823855² = 2191680366794122050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1046823853) 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, 788202 + ... + 789528.

It is an arithmetic number, because the mean of its divisors is an integer number (32700672).

Almost surely, 2^1046823855 is an apocalyptic number.

1046823855 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1046823855 is a deficient number, since it is larger than the sum of its proper divisors (1046019153).

1046823855 is a wasteful number, since it uses less digits than its factorization.

1046823855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2036.

The product of its (nonzero) digits is 230400, while the sum is 42.

The square root of 1046823855 is about 32354.6573927155. The cubic root of 1046823855 is about 1015.3704892897.

The spelling of 1046823855 in words is "one billion, forty-six million, eight hundred twenty-three thousand, eight hundred fifty-five".