3690304 has 42 divisors (see below), whose sum is σ = 7725410. Its totient is φ = 1748736.

The previous prime is 3690301. The next prime is 3690307. The reversal of 3690304 is 4030963.

It is an interprime number because it is at equal distance from previous prime (3690301) and next prime (3690307).

It can be written as a sum of positive squares in only one way, i.e., 3385600 + 304704 = 1840^2 + 552^2 .

It is a super-2 number, since 2×3690304² = 27236687224832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3690301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 33802 + ... + 33910.

Almost surely, 2^3690304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3690304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3862705).

3690304 is an abundant number, since it is smaller than the sum of its proper divisors (4035106).

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

3690304 is a wasteful number, since it uses less digits than its factorization.

3690304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 3690304 is about 1921.0163976395. The cubic root of 3690304 is about 154.5328145686.

The spelling of 3690304 in words is "three million, six hundred ninety thousand, three hundred four".