3932040 has 128 divisors (see below), whose sum is σ = 14008320. Its totient is φ = 864000.

The previous prime is 3932039. The next prime is 3932053. The reversal of 3932040 is 402393.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 3931998 and 3932016.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25965 + ... + 26115.

It is an arithmetic number, because the mean of its divisors is an integer number (109440).

Almost surely, 2^3932040 is an apocalyptic number.

3932040 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 3932040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7004160).

3932040 is an abundant number, since it is smaller than the sum of its proper divisors (10076280).

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

3932040 is a wasteful number, since it uses less digits than its factorization.

3932040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203 (or 199 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 3932040 is about 1982.9372153450. The cubic root of 3932040 is about 157.8359671340.

The spelling of 3932040 in words is "three million, nine hundred thirty-two thousand, forty".