3690040 has 16 divisors (see below), whose sum is σ = 8302680. Its totient is φ = 1476000.

The previous prime is 3690031. The next prime is 3690053. The reversal of 3690040 is 400963.

It is a junction number, because it is equal to n+sod(n) for n = 3689993 and 3690020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46086 + ... + 46165.

Almost surely, 2^3690040 is an apocalyptic number.

It is an amenable number.

3690040 is an abundant number, since it is smaller than the sum of its proper divisors (4612640).

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

3690040 is a wasteful number, since it uses less digits than its factorization.

3690040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92262 (or 92258 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 3690040 is about 1920.9476827858. The cubic root of 3690040 is about 154.5291294489.

The spelling of 3690040 in words is "three million, six hundred ninety thousand, forty".