5609252421 has 12 divisors (see below), whose sum is σ = 8102933280. Its totient is φ = 3739187880.

The previous prime is 5609252399. The next prime is 5609252431. The reversal of 5609252421 is 1242529065.

5609252421 is a `hidden beast` number, since 5 + 609 + 2 + 5 + 2 + 42 + 1 = 666.

It is not a de Polignac number, because 5609252421 - 2⁷ = 5609252293 is a prime.

It is a super-2 number, since 2×5609252421² = 62927425444988722482, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5609252431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 148456 + ... + 182366.

It is an arithmetic number, because the mean of its divisors is an integer number (675244440).

Almost surely, 2^5609252421 is an apocalyptic number.

It is an amenable number.

5609252421 is a deficient number, since it is larger than the sum of its proper divisors (2493680859).

5609252421 is a wasteful number, since it uses less digits than its factorization.

5609252421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52296 (or 52293 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 5609252421 is about 74894.9425595614. The cubic root of 5609252421 is about 1776.7854726891.

The spelling of 5609252421 in words is "five billion, six hundred nine million, two hundred fifty-two thousand, four hundred twenty-one".