36648378 has 48 divisors (see below), whose sum is σ = 90024480. Its totient is φ = 10681632.

The previous prime is 36648349. The next prime is 36648419. The reversal of 36648378 is 87384663.

It is a super-2 number, since 2×36648378² = 2686207220061768, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 325 + ... + 8567.

It is an arithmetic number, because the mean of its divisors is an integer number (1875510).

Almost surely, 2^36648378 is an apocalyptic number.

36648378 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 36648378, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45012240).

36648378 is an abundant number, since it is smaller than the sum of its proper divisors (53376102).

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

36648378 is a wasteful number, since it uses less digits than its factorization.

36648378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8283 (or 8280 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 36648378 is about 6053.7903828924. The cubic root of 36648378 is about 332.1632537695.

The spelling of 36648378 in words is "thirty-six million, six hundred forty-eight thousand, three hundred seventy-eight".