5420847 has 16 divisors (see below), whose sum is σ = 7596288. Its totient is φ = 3432000.

The previous prime is 5420827. The next prime is 5420851. The reversal of 5420847 is 7480245.

It is not a de Polignac number, because 5420847 - 2⁶ = 5420783 is a prime.

5420847 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5420827) 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, 17163 + ... + 17475.

It is an arithmetic number, because the mean of its divisors is an integer number (474768).

Almost surely, 2^5420847 is an apocalyptic number.

5420847 is a deficient number, since it is larger than the sum of its proper divisors (2175441).

5420847 is a wasteful number, since it uses less digits than its factorization.

5420847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590.

The product of its (nonzero) digits is 8960, while the sum is 30.

The square root of 5420847 is about 2328.2712470844. The cubic root of 5420847 is about 175.6665410445. Note that the first 3 decimals are identical.

The spelling of 5420847 in words is "five million, four hundred twenty thousand, eight hundred forty-seven".