55340214 has 12 divisors (see below), whose sum is σ = 110716884. Its totient is φ = 18440664.

The previous prime is 55340213. The next prime is 55340249. The reversal of 55340214 is 41204355.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55340213) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16704 + ... + 19740.

It is an arithmetic number, because the mean of its divisors is an integer number (9226407).

Almost surely, 2^55340214 is an apocalyptic number.

55340214 is an abundant number, since it is smaller than the sum of its proper divisors (55376670).

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

55340214 is an frugal number, since it uses more digits than its factorization.

55340214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6079 (or 3042 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 55340214 is about 7439.1003488325. The cubic root of 55340214 is about 381.0777667258.

Multiplying 55340214 by its sum of digits (24), we get a square (1328165136 = 36444²).

Multiplying 55340214 by its product of nonzero digits (2400), we get a square (132816513600 = 364440²).

Adding to 55340214 its reverse (41204355), we get a palindrome (96544569).

The spelling of 55340214 in words is "fifty-five million, three hundred forty thousand, two hundred fourteen".