3146436 has 36 divisors (see below), whose sum is σ = 8072064. Its totient is φ = 1033200.

The previous prime is 3146431. The next prime is 3146459. The reversal of 3146436 is 6346413.

3146436 is a `hidden beast` number, since 3 + 14 + 643 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3146431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1941 + ... + 3171.

It is an arithmetic number, because the mean of its divisors is an integer number (224224).

Almost surely, 2^3146436 is an apocalyptic number.

3146436 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3146436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4036032).

3146436 is an abundant number, since it is smaller than the sum of its proper divisors (4925628).

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

3146436 is a wasteful number, since it uses less digits than its factorization.

3146436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1312 (or 1307 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 3146436 is about 1773.8196075137. The cubic root of 3146436 is about 146.5344147581.

The spelling of 3146436 in words is "three million, one hundred forty-six thousand, four hundred thirty-six".