3651461 has 8 divisors (see below), whose sum is σ = 4014144. Its totient is φ = 3293920.

The previous prime is 3651449. The next prime is 3651463. The reversal of 3651461 is 1641563.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3651461 - 2¹⁴ = 3635077 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3651461.

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 polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 296 + ... + 2718.

It is an arithmetic number, because the mean of its divisors is an integer number (501768).

Almost surely, 2^3651461 is an apocalyptic number.

It is an amenable number.

3651461 is a deficient number, since it is larger than the sum of its proper divisors (362683).

3651461 is a wasteful number, since it uses less digits than its factorization.

3651461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2571.

The product of its digits is 2160, while the sum is 26.

The square root of 3651461 is about 1910.8796403751. The cubic root of 3651461 is about 153.9887128400.

The spelling of 3651461 in words is "three million, six hundred fifty-one thousand, four hundred sixty-one".