5398812 has 60 divisors (see below), whose sum is σ = 14873320. Its totient is φ = 1702944.

The previous prime is 5398807. The next prime is 5398823. The reversal of 5398812 is 2188935.

It is a super-2 number, since 2×5398812² = 58294342022688, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5718 + ... + 6594.

Almost surely, 2^5398812 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 5398812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7436660).

5398812 is an abundant number, since it is smaller than the sum of its proper divisors (9474508).

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

5398812 is a wasteful number, since it uses less digits than its factorization.

5398812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912 (or 901 counting only the distinct ones).

The product of its digits is 17280, while the sum is 36.

The square root of 5398812 is about 2323.5343767631. The cubic root of 5398812 is about 175.4281976711.

The spelling of 5398812 in words is "five million, three hundred ninety-eight thousand, eight hundred twelve".