3953432 has 32 divisors (see below), whose sum is σ = 8536320. Its totient is φ = 1681440.

The previous prime is 3953393. The next prime is 3953437. The reversal of 3953432 is 2343593.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3953395 and 3953404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3953437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12557 + ... + 12867.

It is an arithmetic number, because the mean of its divisors is an integer number (266760).

Almost surely, 2^3953432 is an apocalyptic number.

It is an amenable number.

3953432 is an abundant number, since it is smaller than the sum of its proper divisors (4582888).

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

3953432 is a wasteful number, since it uses less digits than its factorization.

3953432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551 (or 547 counting only the distinct ones).

The product of its digits is 9720, while the sum is 29.

The square root of 3953432 is about 1988.3239172730. The cubic root of 3953432 is about 158.1216816210.

The spelling of 3953432 in words is "three million, nine hundred fifty-three thousand, four hundred thirty-two".