55062700 has 72 divisors (see below), whose sum is σ = 148990464. Its totient is φ = 17160000.

The previous prime is 55062673. The next prime is 55062719. The reversal of 55062700 is 726055.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4125 + ... + 11275.

It is an arithmetic number, because the mean of its divisors is an integer number (2069312).

Almost surely, 2^55062700 is an apocalyptic number.

55062700 is a gapful number since it is divisible by the number (50) 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 55062700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74495232).

55062700 is an abundant number, since it is smaller than the sum of its proper divisors (93927764).

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

55062700 is a wasteful number, since it uses less digits than its factorization.

55062700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7183 (or 7176 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 55062700 is about 7420.4245161581. The cubic root of 55062700 is about 380.4397033898.

Adding to 55062700 its reverse (726055), we get a palindrome (55788755).

The spelling of 55062700 in words is "fifty-five million, sixty-two thousand, seven hundred".