5215554 has 24 divisors (see below), whose sum is σ = 11439792. Its totient is φ = 1717080.

The previous prime is 5215547. The next prime is 5215559. The reversal of 5215554 is 4555125.

It is not an unprimeable number, because it can be changed into a prime (5215559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 252 + ... + 3239.

It is an arithmetic number, because the mean of its divisors is an integer number (476658).

Almost surely, 2^5215554 is an apocalyptic number.

5215554 is an abundant number, since it is smaller than the sum of its proper divisors (6224238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5215554 is a wasteful number, since it uses less digits than its factorization.

5215554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3582 (or 3579 counting only the distinct ones).

The product of its digits is 5000, while the sum is 27.

The square root of 5215554 is about 2283.7587438256. The cubic root of 5215554 is about 173.4203860883.

It can be divided in two parts, 52 and 15554, that multiplied together give a palindrome (808808).

The spelling of 5215554 in words is "five million, two hundred fifteen thousand, five hundred fifty-four".