5311404 has 54 divisors (see below), whose sum is σ = 15623244. Its totient is φ = 1517040.

The previous prime is 5311391. The next prime is 5311409. The reversal of 5311404 is 4041135.

It is a happy number.

It is a super-2 number, since 2×5311404² = 56422024902432, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (5311409) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 259 + ... + 3269.

Almost surely, 2^5311404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5311404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7811622).

5311404 is an abundant number, since it is smaller than the sum of its proper divisors (10311840).

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

5311404 is a wasteful number, since it uses less digits than its factorization.

5311404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3035 (or 3023 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 5311404 is about 2304.6483462776. The cubic root of 5311404 is about 174.4763010265.

Adding to 5311404 its reverse (4041135), we get a palindrome (9352539).

The spelling of 5311404 in words is "five million, three hundred eleven thousand, four hundred four".