5399040 has 160 divisors (see below), whose sum is σ = 18659520. Its totient is φ = 1327104.

The previous prime is 5399039. The next prime is 5399041. The reversal of 5399040 is 409935.

5399040 = T₁₃₇ + T₁₃₈ + ... + T₃₂₆.

It is an interprime number because it is at equal distance from previous prime (5399039) and next prime (5399041).

It is a tau number, because it is divible by the number of its divisors (160).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 5398989 and 5399007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5399041) 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, 145902 + ... + 145938.

It is an arithmetic number, because the mean of its divisors is an integer number (116622).

Almost surely, 2^5399040 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 5399040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9329760).

5399040 is an abundant number, since it is smaller than the sum of its proper divisors (13260480).

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

5399040 is a wasteful number, since it uses less digits than its factorization.

5399040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82 (or 66 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 30.

The square root of 5399040 is about 2323.5834394314. The cubic root of 5399040 is about 175.4306671691.

The spelling of 5399040 in words is "five million, three hundred ninety-nine thousand, forty".