55252412 has 12 divisors (see below), whose sum is σ = 96775056. Its totient is φ = 27602400.

The previous prime is 55252411. The next prime is 55252423. The reversal of 55252412 is 21425255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55252411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89 + ... + 10512.

It is an arithmetic number, because the mean of its divisors is an integer number (8064588).

Almost surely, 2^55252412 is an apocalyptic number.

It is an amenable number.

55252412 is a deficient number, since it is larger than the sum of its proper divisors (41522644).

55252412 is a wasteful number, since it uses less digits than its factorization.

55252412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11908 (or 11906 counting only the distinct ones).

The product of its digits is 4000, while the sum is 26.

The square root of 55252412 is about 7433.1966205664. The cubic root of 55252412 is about 380.8761225165.

Adding to 55252412 its reverse (21425255), we get a palindrome (76677667).

The spelling of 55252412 in words is "fifty-five million, two hundred fifty-two thousand, four hundred twelve".