5399845 has 8 divisors (see below), whose sum is σ = 7068960. Its totient is φ = 3927120.

The previous prime is 5399843. The next prime is 5399861. The reversal of 5399845 is 5489935.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5399845 - 2¹ = 5399843 is a prime.

It is a d-powerful number, because it can be written as 5⁵ + 3¹⁴ + 9² + 9⁶ + 8 + 4⁶ + 5⁷ .

5399845 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5399843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49035 + ... + 49144.

It is an arithmetic number, because the mean of its divisors is an integer number (883620).

Almost surely, 2^5399845 is an apocalyptic number.

5399845 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5399845 is a deficient number, since it is larger than the sum of its proper divisors (1669115).

5399845 is a wasteful number, since it uses less digits than its factorization.

5399845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98195.

The product of its digits is 194400, while the sum is 43.

The square root of 5399845 is about 2323.7566567952. The cubic root of 5399845 is about 175.4393856739.

It can be divided in two parts, 53998 and 45, that multiplied together give a triangular number (2429910 = T₂₂₀₄).

The spelling of 5399845 in words is "five million, three hundred ninety-nine thousand, eight hundred forty-five".