3669450 has 48 divisors (see below), whose sum is σ = 9642240. Its totient is φ = 920320.

The previous prime is 3669427. The next prime is 3669469. The reversal of 3669450 is 549663.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1831 + ... + 3269.

It is an arithmetic number, because the mean of its divisors is an integer number (200880).

Almost surely, 2^3669450 is an apocalyptic number.

3669450 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3669450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4821120).

3669450 is an abundant number, since it is smaller than the sum of its proper divisors (5972790).

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

3669450 is a wasteful number, since it uses less digits than its factorization.

3669450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1471 (or 1466 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 3669450 is about 1915.5808518567. The cubic root of 3669450 is about 154.2411749253.

The spelling of 3669450 in words is "three million, six hundred sixty-nine thousand, four hundred fifty".