83649914 has 8 divisors (see below), whose sum is σ = 126274548. Its totient is φ = 41558400.

The previous prime is 83649901. The next prime is 83649931. The reversal of 83649914 is 41994638.

It can be written as a sum of positive squares in 2 ways, for example, as 81450625 + 2199289 = 9025^2 + 1483^2 .

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

It is a super-2 number, since 2×83649914² = 13994616224414792, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132887 + ... + 133514.

Almost surely, 2^83649914 is an apocalyptic number.

83649914 is a deficient number, since it is larger than the sum of its proper divisors (42624634).

83649914 is a wasteful number, since it uses less digits than its factorization.

83649914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266560.

The product of its digits is 186624, while the sum is 44.

The square root of 83649914 is about 9146.0326918287. The cubic root of 83649914 is about 437.3426507895.

The spelling of 83649914 in words is "eighty-three million, six hundred forty-nine thousand, nine hundred fourteen".