5023551 has 16 divisors (see below), whose sum is σ = 7638624. Its totient is φ = 2909184.

The previous prime is 5023547. The next prime is 5023553. The reversal of 5023551 is 1553205.

It is not a de Polignac number, because 5023551 - 2² = 5023547 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5023553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3126 + ... + 4451.

It is an arithmetic number, because the mean of its divisors is an integer number (477414).

Almost surely, 2^5023551 is an apocalyptic number.

5023551 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

5023551 is a deficient number, since it is larger than the sum of its proper divisors (2615073).

5023551 is a wasteful number, since it uses less digits than its factorization.

5023551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7610.

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 5023551 is about 2241.3279545841. The cubic root of 5023551 is about 171.2656518630.

Adding to 5023551 its reverse (1553205), we get a palindrome (6576756).

The spelling of 5023551 in words is "five million, twenty-three thousand, five hundred fifty-one".