3461645 has 8 divisors (see below), whose sum is σ = 4531680. Its totient is φ = 2517520.

The previous prime is 3461641. The next prime is 3461651. The reversal of 3461645 is 5461643.

It is a happy number.

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

It is not a de Polignac number, because 3461645 - 2² = 3461641 is a prime.

It is a super-3 number, since 3×3461645³ (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3461641) 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, 31415 + ... + 31524.

It is an arithmetic number, because the mean of its divisors is an integer number (566460).

Almost surely, 2^3461645 is an apocalyptic number.

It is an amenable number.

3461645 is a deficient number, since it is larger than the sum of its proper divisors (1070035).

3461645 is a wasteful number, since it uses less digits than its factorization.

3461645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62955.

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

The square root of 3461645 is about 1860.5496499691. The cubic root of 3461645 is about 151.2727989674.

It can be divided in two parts, 346 and 1645, that added together give a palindrome (1991).

The spelling of 3461645 in words is "three million, four hundred sixty-one thousand, six hundred forty-five".