981343262 has 8 divisors (see below), whose sum is σ = 1481763792. Its totient is φ = 487422000.

The previous prime is 981343261. The next prime is 981343271. The reversal of 981343262 is 262343189.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (981343261) 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 3 ways as a sum of consecutive naturals, for example, 1624439 + ... + 1625042.

It is an arithmetic number, because the mean of its divisors is an integer number (185220474).

Almost surely, 2^981343262 is an apocalyptic number.

981343262 is a deficient number, since it is larger than the sum of its proper divisors (500420530).

981343262 is a wasteful number, since it uses less digits than its factorization.

981343262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3249634.

The product of its digits is 62208, while the sum is 38.

The square root of 981343262 is about 31326.3988035650. The cubic root of 981343262 is about 993.7420065441.

The spelling of 981343262 in words is "nine hundred eighty-one million, three hundred forty-three thousand, two hundred sixty-two".