3940853400 has 144 divisors (see below), whose sum is σ = 14437926360. Its totient is φ = 955353600.

The previous prime is 3940853383. The next prime is 3940853401. The reversal of 3940853400 is 43580493.

3940853400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 (3940853401) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 79717 + ... + 119316.

Almost surely, 2^3940853400 is an apocalyptic number.

3940853400 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3940853400 is an abundant number, since it is smaller than the sum of its proper divisors (10497072960).

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

3940853400 is a wasteful number, since it uses less digits than its factorization.

3940853400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199066 (or 199054 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 3940853400 is about 62776.2168340845. The cubic root of 3940853400 is about 1579.5380532777.

The spelling of 3940853400 in words is "three billion, nine hundred forty million, eight hundred fifty-three thousand, four hundred".