984263261 has 8 divisors (see below), whose sum is σ = 1009036224. Its totient is φ = 959526880.

The previous prime is 984263221. The next prime is 984263279. The reversal of 984263261 is 162362489.

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

It is a cyclic number.

It is not a de Polignac number, because 984263261 - 2¹⁴ = 984246877 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (984263221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50096 + ... + 66918.

It is an arithmetic number, because the mean of its divisors is an integer number (126129528).

Almost surely, 2^984263261 is an apocalyptic number.

It is an amenable number.

984263261 is a deficient number, since it is larger than the sum of its proper divisors (24772963).

984263261 is a wasteful number, since it uses less digits than its factorization.

984263261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18291.

The product of its digits is 124416, while the sum is 41.

The square root of 984263261 is about 31372.9702291638. The cubic root of 984263261 is about 994.7266611108.

The spelling of 984263261 in words is "nine hundred eighty-four million, two hundred sixty-three thousand, two hundred sixty-one".