3690730 has 16 divisors (see below), whose sum is σ = 6690600. Its totient is φ = 1465792.

The previous prime is 3690727. The next prime is 3690737. The reversal of 3690730 is 370963.

It can be written as a sum of positive squares in 4 ways, for example, as 2229049 + 1461681 = 1493^2 + 1209^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3690737) 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, 252 + ... + 2728.

Almost surely, 2^3690730 is an apocalyptic number.

3690730 is a deficient number, since it is larger than the sum of its proper divisors (2999870).

3690730 is a wasteful number, since it uses less digits than its factorization.

3690730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2633.

The product of its (nonzero) digits is 3402, while the sum is 28.

The square root of 3690730 is about 1921.1272732435. The cubic root of 3690730 is about 154.5387606412.

The spelling of 3690730 in words is "three million, six hundred ninety thousand, seven hundred thirty".