5625023421 has 8 divisors (see below), whose sum is σ = 7559087104. Its totient is φ = 3720487680.

The previous prime is 5625023419. The next prime is 5625023429. The reversal of 5625023421 is 1243205265.

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

It is not a de Polignac number, because 5625023421 - 2¹ = 5625023419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5625023429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7381540 + ... + 7382301.

It is an arithmetic number, because the mean of its divisors is an integer number (944885888).

Almost surely, 2^5625023421 is an apocalyptic number.

It is an amenable number.

5625023421 is a deficient number, since it is larger than the sum of its proper divisors (1934063683).

5625023421 is a wasteful number, since it uses less digits than its factorization.

5625023421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14763971.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 5625023421 is about 75000.1561398375. The cubic root of 5625023421 is about 1778.4491205675.

Adding to 5625023421 its reverse (1243205265), we get a palindrome (6868228686).

The spelling of 5625023421 in words is "five billion, six hundred twenty-five million, twenty-three thousand, four hundred twenty-one".