55026324 has 48 divisors (see below), whose sum is σ = 143740800. Its totient is φ = 18203328.

The previous prime is 55026319. The next prime is 55026329. The reversal of 55026324 is 42362055.

It is an interprime number because it is at equal distance from previous prime (55026319) and next prime (55026329).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55026329) 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, 12937 + ... + 16655.

It is an arithmetic number, because the mean of its divisors is an integer number (2994600).

Almost surely, 2^55026324 is an apocalyptic number.

55026324 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55026324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71870400).

55026324 is an abundant number, since it is smaller than the sum of its proper divisors (88714476).

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

55026324 is a wasteful number, since it uses less digits than its factorization.

55026324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3869 (or 3861 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 55026324 is about 7417.9730385059. The cubic root of 55026324 is about 380.3559084722.

Adding to 55026324 its reverse (42362055), we get a palindrome (97388379).

The spelling of 55026324 in words is "fifty-five million, twenty-six thousand, three hundred twenty-four".