55452425 has 36 divisors (see below), whose sum is σ = 82286400. Its totient is φ = 36310560.

The previous prime is 55452421. The next prime is 55452451. The reversal of 55452425 is 52425455.

It is not a de Polignac number, because 55452425 - 2² = 55452421 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 55452391 and 55452400.

It is not an unprimeable number, because it can be changed into a prime (55452421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 92276 + ... + 92874.

Almost surely, 2^55452425 is an apocalyptic number.

It is an amenable number.

55452425 is a deficient number, since it is larger than the sum of its proper divisors (26833975).

55452425 is a wasteful number, since it uses less digits than its factorization.

55452425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662 (or 634 counting only the distinct ones).

The product of its digits is 40000, while the sum is 32.

The square root of 55452425 is about 7446.6385033786. The cubic root of 55452425 is about 381.3351579011.

The spelling of 55452425 in words is "fifty-five million, four hundred fifty-two thousand, four hundred twenty-five".