3903696 has 30 divisors (see below), whose sum is σ = 10925330. Its totient is φ = 1301184.

The previous prime is 3903689. The next prime is 3903703. The reversal of 3903696 is 6963093.

It is an interprime number because it is at equal distance from previous prime (3903689) and next prime (3903703).

It can be written as a sum of positive squares in only one way, i.e., 3027600 + 876096 = 1740^2 + 936^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 3903696.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13411 + ... + 13698.

Almost surely, 2^3903696 is an apocalyptic number.

3903696 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3903696 is an abundant number, since it is smaller than the sum of its proper divisors (7021634).

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

3903696 is a wasteful number, since it uses less digits than its factorization.

3903696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27123 (or 27114 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 36.

The square root of 3903696 is about 1975.7773153875. Note that the first 3 decimals coincide. The cubic root of 3903696 is about 157.4558001444.

The spelling of 3903696 in words is "three million, nine hundred three thousand, six hundred ninety-six".