3611406 has 32 divisors (see below), whose sum is σ = 7718400. Its totient is φ = 1123200.

The previous prime is 3611401. The next prime is 3611411. The reversal of 3611406 is 6041163.

It is an interprime number because it is at equal distance from previous prime (3611401) and next prime (3611411).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3611401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8806 + ... + 9206.

It is an arithmetic number, because the mean of its divisors is an integer number (241200).

Almost surely, 2^3611406 is an apocalyptic number.

3611406 is an abundant number, since it is smaller than the sum of its proper divisors (4106994).

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

3611406 is a wasteful number, since it uses less digits than its factorization.

3611406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 3611406 is about 1900.3699639807. The cubic root of 3611406 is about 153.4235774164.

Adding to 3611406 its reverse (6041163), we get a palindrome (9652569).

The spelling of 3611406 in words is "three million, six hundred eleven thousand, four hundred six".