982025661 has 16 divisors (see below), whose sum is σ = 1338833664. Its totient is φ = 639984384.

The previous prime is 982025617. The next prime is 982025713. The reversal of 982025661 is 166520289.

982025661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 982025661 - 2¹¹ = 982023613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (982020661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128401 + ... + 135833.

It is an arithmetic number, because the mean of its divisors is an integer number (83677104).

Almost surely, 2^982025661 is an apocalyptic number.

It is an amenable number.

982025661 is a deficient number, since it is larger than the sum of its proper divisors (356808003).

982025661 is a wasteful number, since it uses less digits than its factorization.

982025661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8420.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 982025661 is about 31337.2886670178. The cubic root of 982025661 is about 993.9722934221.

The spelling of 982025661 in words is "nine hundred eighty-two million, twenty-five thousand, six hundred sixty-one".