3696990 has 64 divisors (see below), whose sum is σ = 10264320. Its totient is φ = 842240.

The previous prime is 3696989. The next prime is 3697009. The reversal of 3696990 is 996963.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5281 + ... + 5939.

It is an arithmetic number, because the mean of its divisors is an integer number (160380).

Almost surely, 2^3696990 is an apocalyptic number.

3696990 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 3696990, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5132160).

3696990 is an abundant number, since it is smaller than the sum of its proper divisors (6567330).

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

3696990 is a wasteful number, since it uses less digits than its factorization.

3696990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697.

The product of its (nonzero) digits is 78732, while the sum is 42.

The square root of 3696990 is about 1922.7558347331. The cubic root of 3696990 is about 154.6260844859.

The spelling of 3696990 in words is "three million, six hundred ninety-six thousand, nine hundred ninety".