5812521 has 32 divisors (see below), whose sum is σ = 9652608. Its totient is φ = 3056640.

The previous prime is 5812517. The next prime is 5812523. The reversal of 5812521 is 1252185.

It is not a de Polignac number, because 5812521 - 2² = 5812517 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 5812491 and 5812500.

It is not an unprimeable number, because it can be changed into a prime (5812523) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6895 + ... + 7691.

It is an arithmetic number, because the mean of its divisors is an integer number (301644).

Almost surely, 2^5812521 is an apocalyptic number.

5812521 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

5812521 is a deficient number, since it is larger than the sum of its proper divisors (3840087).

5812521 is a wasteful number, since it uses less digits than its factorization.

5812521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841.

The product of its digits is 800, while the sum is 24.

The square root of 5812521 is about 2410.9170454414. The cubic root of 5812521 is about 179.7993752358.

The spelling of 5812521 in words is "five million, eight hundred twelve thousand, five hundred twenty-one".