5391000 has 96 divisors (see below), whose sum is σ = 18252000. Its totient is φ = 1435200.

The previous prime is 5390999. The next prime is 5391017. The reversal of 5391000 is 1935.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8701 + ... + 9299.

It is an arithmetic number, because the mean of its divisors is an integer number (190125).

Almost surely, 2^5391000 is an apocalyptic number.

5391000 is a gapful number since it is divisible by the number (50) 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 5391000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9126000).

5391000 is an abundant number, since it is smaller than the sum of its proper divisors (12861000).

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

5391000 is a wasteful number, since it uses less digits than its factorization.

5391000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626 (or 609 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 18.

The square root of 5391000 is about 2321.8527085067. The cubic root of 5391000 is about 175.3435428362.

Adding to 5391000 its reverse (1935), we get a palindrome (5392935).

The spelling of 5391000 in words is "five million, three hundred ninety-one thousand".