1001681362 has 16 divisors (see below), whose sum is σ = 1691990784. Its totient is φ = 440622000.

The previous prime is 1001681357. The next prime is 1001681363. The reversal of 1001681362 is 2631861001.

It is a self number, because there is not a number n which added to its sum of digits gives 1001681362.

It is not an unprimeable number, because it can be changed into a prime (1001681363) 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, 733689 + ... + 735052.

It is an arithmetic number, because the mean of its divisors is an integer number (105749424).

Almost surely, 2^1001681362 is an apocalyptic number.

1001681362 is a deficient number, since it is larger than the sum of its proper divisors (690309422).

1001681362 is a wasteful number, since it uses less digits than its factorization.

1001681362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1468785.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 1001681362 is about 31649.3501039121. The cubic root of 1001681362 is about 1000.5601401844.

It can be divided in two parts, 10016 and 81362, that added together give a triangular number (91378 = T₄₂₇).

The spelling of 1001681362 in words is "one billion, one million, six hundred eighty-one thousand, three hundred sixty-two".