3666853372 has 48 divisors (see below), whose sum is σ = 7935434752. Its totient is φ = 1443718080.

The previous prime is 3666853367. The next prime is 3666853373. The reversal of 3666853372 is 2733586663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3666853373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52933 + ... + 100675.

Almost surely, 2^3666853372 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 3666853372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3967717376).

3666853372 is an abundant number, since it is smaller than the sum of its proper divisors (4268581380).

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

3666853372 is a wasteful number, since it uses less digits than its factorization.

3666853372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47978 (or 47976 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 49.

The square root of 3666853372 is about 60554.5487308757. The cubic root of 3666853372 is about 1542.0478423442.

It can be divided in two parts, 3666853 and 372, that added together give a square (3667225 = 1915²).

The spelling of 3666853372 in words is "three billion, six hundred sixty-six million, eight hundred fifty-three thousand, three hundred seventy-two".