2905432 has 8 divisors (see below), whose sum is σ = 5447700. Its totient is φ = 1452712.

The previous prime is 2905421. The next prime is 2905433. The reversal of 2905432 is 2345092.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 2905397 and 2905406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2905433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 181582 + ... + 181597.

2^2905432 is an apocalyptic number.

It is an amenable number.

2905432 is a deficient number, since it is larger than the sum of its proper divisors (2542268).

2905432 is a wasteful number, since it uses less digits than its factorization.

2905432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363185 (or 363181 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 2905432 is about 1704.5327805589. The cubic root of 2905432 is about 142.6932967244.

The spelling of 2905432 in words is "two million, nine hundred five thousand, four hundred thirty-two".