39387060 has 120 divisors (see below), whose sum is σ = 126785736. Its totient is φ = 10229760.

The previous prime is 39387059. The next prime is 39387067. The reversal of 39387060 is 6078393.

It can be written as a sum of positive squares in 4 ways, for example, as 374544 + 39012516 = 612^2 + 6246^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39387067) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 66124 + ... + 66716.

Almost surely, 2^39387060 is an apocalyptic number.

39387060 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39387060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63392868).

39387060 is an abundant number, since it is smaller than the sum of its proper divisors (87398676).

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

39387060 is a wasteful number, since it uses less digits than its factorization.

39387060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655 (or 644 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 39387060 is about 6275.9110892364. The cubic root of 39387060 is about 340.2393355224.

The spelling of 39387060 in words is "thirty-nine million, three hundred eighty-seven thousand, sixty".