3654680 has 16 divisors (see below), whose sum is σ = 8223120. Its totient is φ = 1461856.

The previous prime is 3654671. The next prime is 3654689. The reversal of 3654680 is 864563.

It is an interprime number because it is at equal distance from previous prime (3654671) and next prime (3654689).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3654689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45644 + ... + 45723.

It is an arithmetic number, because the mean of its divisors is an integer number (513945).

Almost surely, 2^3654680 is an apocalyptic number.

It is an amenable number.

3654680 is an abundant number, since it is smaller than the sum of its proper divisors (4568440).

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

3654680 is a wasteful number, since it uses less digits than its factorization.

3654680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91378 (or 91374 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 3654680 is about 1911.7217370737. The cubic root of 3654680 is about 154.0339498997.

It can be divided in two parts, 3654 and 680, that added together give a palindrome (4334).

The spelling of 3654680 in words is "three million, six hundred fifty-four thousand, six hundred eighty".