3651464 has 16 divisors (see below), whose sum is σ = 7249500. Its totient is φ = 1718272.

The previous prime is 3651463. The next prime is 3651467. The reversal of 3651464 is 4641563.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3648100 + 3364 = 1910^2 + 58^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3651463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13289 + ... + 13560.

Almost surely, 2^3651464 is an apocalyptic number.

3651464 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

3651464 is a deficient number, since it is larger than the sum of its proper divisors (3598036).

3651464 is a wasteful number, since it uses less digits than its factorization.

3651464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26872 (or 26868 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 3651464 is about 1910.8804253537. The cubic root of 3651464 is about 153.9887550118.

Subtracting 3651464 from its reverse (4641563), we obtain a palindrome (990099).

The spelling of 3651464 in words is "three million, six hundred fifty-one thousand, four hundred sixty-four".