90982719 has 18 divisors (see below), whose sum is σ = 132867488. Its totient is φ = 59994000.

The previous prime is 90982699. The next prime is 90982721. The reversal of 90982719 is 91728909.

It is not a de Polignac number, because 90982719 - 2¹² = 90978623 is a prime.

It is a super-2 number, since 2×90982719² = 16555710313265922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90982729) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 91314 + ... + 92304.

Almost surely, 2^90982719 is an apocalyptic number.

90982719 is a deficient number, since it is larger than the sum of its proper divisors (41884769).

90982719 is a wasteful number, since it uses less digits than its factorization.

90982719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1199 (or 1095 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 45.

The square root of 90982719 is about 9538.4862006505. The cubic root of 90982719 is about 449.7656705909.

The spelling of 90982719 in words is "ninety million, nine hundred eighty-two thousand, seven hundred nineteen".