10617990 has 32 divisors (see below), whose sum is σ = 26078976. Its totient is φ = 2765280.

The previous prime is 10617989. The next prime is 10617991. The reversal of 10617990 is 9971601.

It is an interprime number because it is at equal distance from previous prime (10617989) and next prime (10617991).

It is a super-2 number, since 2×10617990² = 225483423280200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10617991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2826 + ... + 5405.

It is an arithmetic number, because the mean of its divisors is an integer number (814968).

Almost surely, 2^10617990 is an apocalyptic number.

10617990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10617990 is an abundant number, since it is smaller than the sum of its proper divisors (15460986).

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

10617990 is a wasteful number, since it uses less digits than its factorization.

10617990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8284.

The product of its (nonzero) digits is 3402, while the sum is 33.

The square root of 10617990 is about 3258.5257402697. The cubic root of 10617990 is about 219.7931250873.

The spelling of 10617990 in words is "ten million, six hundred seventeen thousand, nine hundred ninety".