39740036 has 48 divisors (see below), whose sum is σ = 82494720. Its totient is φ = 16398720.

The previous prime is 39740017. The next prime is 39740053. The reversal of 39740036 is 63004793.

It is a super-2 number, since 2×39740036² = 3158540922562592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 39739984 and 39740011.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90305 + ... + 90743.

It is an arithmetic number, because the mean of its divisors is an integer number (1718640).

Almost surely, 2^39740036 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 39740036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41247360).

39740036 is an abundant number, since it is smaller than the sum of its proper divisors (42754684).

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

39740036 is a wasteful number, since it uses less digits than its factorization.

39740036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564 (or 562 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 39740036 is about 6303.9698603340. The cubic root of 39740036 is about 341.2526915038.

The spelling of 39740036 in words is "thirty-nine million, seven hundred forty thousand, thirty-six".