3651412 has 6 divisors (see below), whose sum is σ = 6389978. Its totient is φ = 1825704.

The previous prime is 3651409. The next prime is 3651443. The reversal of 3651412 is 2141563.

It can be written as a sum of positive squares in only one way, i.e., 2702736 + 948676 = 1644^2 + 974^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 456423 + ... + 456430.

Almost surely, 2^3651412 is an apocalyptic number.

It is an amenable number.

3651412 is a deficient number, since it is larger than the sum of its proper divisors (2738566).

3651412 is a wasteful number, since it uses less digits than its factorization.

3651412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 912857 (or 912855 counting only the distinct ones).

The product of its digits is 720, while the sum is 22.

The square root of 3651412 is about 1910.8668190117. The cubic root of 3651412 is about 153.9880240308.

Adding to 3651412 its reverse (2141563), we get a palindrome (5792975).

The spelling of 3651412 in words is "three million, six hundred fifty-one thousand, four hundred twelve".