36671648 has 36 divisors (see below), whose sum is σ = 78189678. Its totient is φ = 16922880.

The previous prime is 36671617. The next prime is 36671693. The reversal of 36671648 is 84617663.

It can be written as a sum of positive squares in 3 ways, for example, as 17205904 + 19465744 = 4148^2 + 4412^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2018 + ... + 8798.

Almost surely, 2^36671648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36671648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39094839).

36671648 is an abundant number, since it is smaller than the sum of its proper divisors (41518030).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36671648 is a wasteful number, since it uses less digits than its factorization.

36671648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6817 (or 6796 counting only the distinct ones).

The product of its digits is 145152, while the sum is 41.

The square root of 36671648 is about 6055.7120142887. The cubic root of 36671648 is about 332.2335415873.

The spelling of 36671648 in words is "thirty-six million, six hundred seventy-one thousand, six hundred forty-eight".