55226451 has 16 divisors (see below), whose sum is σ = 85222400. Its totient is φ = 31157568.

The previous prime is 55226449. The next prime is 55226461. The reversal of 55226451 is 15462255.

It is not a de Polignac number, because 55226451 - 2¹ = 55226449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55226441) 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, 14986 + ... + 18303.

It is an arithmetic number, because the mean of its divisors is an integer number (5326400).

Almost surely, 2^55226451 is an apocalyptic number.

55226451 is a deficient number, since it is larger than the sum of its proper divisors (29995949).

55226451 is a wasteful number, since it uses less digits than its factorization.

55226451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33378.

The product of its digits is 12000, while the sum is 30.

The square root of 55226451 is about 7431.4501276669. The cubic root of 55226451 is about 380.8164601192.

The spelling of 55226451 in words is "fifty-five million, two hundred twenty-six thousand, four hundred fifty-one".