3805450 has 72 divisors (see below), whose sum is σ = 8460396. Its totient is φ = 1267200.

The previous prime is 3805393. The next prime is 3805463. The reversal of 3805450 is 545083.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 2758921 + 1046529 = 1661^2 + 1023^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 102832 + ... + 102868.

Almost surely, 2^3805450 is an apocalyptic number.

3805450 is an abundant number, since it is smaller than the sum of its proper divisors (4654946).

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

3805450 is a wasteful number, since it uses less digits than its factorization.

3805450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88 (or 72 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 3805450 is about 1950.7562636065. The cubic root of 3805450 is about 156.1236418427.

The spelling of 3805450 in words is "three million, eight hundred five thousand, four hundred fifty".