5425021 has 8 divisors (see below), whose sum is σ = 6231104. Its totient is φ = 4626720.

The previous prime is 5425019. The next prime is 5425067. The reversal of 5425021 is 1205245.

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

It is not a de Polignac number, because 5425021 - 2¹ = 5425019 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5425021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5425081) 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, 360 + ... + 3313.

It is an arithmetic number, because the mean of its divisors is an integer number (778888).

Almost surely, 2^5425021 is an apocalyptic number.

It is an amenable number.

5425021 is a deficient number, since it is larger than the sum of its proper divisors (806083).

5425021 is a wasteful number, since it uses less digits than its factorization.

5425021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3891.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 5425021 is about 2329.1674478234. The cubic root of 5425021 is about 175.7116166590.

The spelling of 5425021 in words is "five million, four hundred twenty-five thousand, twenty-one".