5420864 has 14 divisors (see below), whose sum is σ = 10757154. Its totient is φ = 2710400.

The previous prime is 5420851. The next prime is 5420867. The reversal of 5420864 is 4680245.

It can be written as a sum of positive squares in only one way, i.e., 4000000 + 1420864 = 2000^2 + 1192^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5420867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42287 + ... + 42414.

Almost surely, 2^5420864 is an apocalyptic number.

It is an amenable number.

5420864 is a deficient number, since it is larger than the sum of its proper divisors (5336290).

5420864 is an equidigital number, since it uses as much as digits as its factorization.

5420864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84713 (or 84703 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 5420864 is about 2328.2748978589. The cubic root of 5420864 is about 175.6667246768. Note that the first 3 decimals are identical.

The spelling of 5420864 in words is "five million, four hundred twenty thousand, eight hundred sixty-four".