52455425 has 48 divisors (see below), whose sum is σ = 74727360. Its totient is φ = 36192000.

The previous prime is 52455407. The next prime is 52455449.

52455425 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-52455425 is a prime.

It is a super-2 number, since 2×52455425² = 5503143223861250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52455391 and 52455400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 859895 + ... + 859955.

It is an arithmetic number, because the mean of its divisors is an integer number (1556820).

Almost surely, 2^52455425 is an apocalyptic number.

52455425 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

52455425 is a deficient number, since it is larger than the sum of its proper divisors (22271935).

52455425 is a wasteful number, since it uses less digits than its factorization.

52455425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194 (or 189 counting only the distinct ones).

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

The square root of 52455425 is about 7242.6117526760. The cubic root of 52455425 is about 374.3376158668.

The spelling of 52455425 in words is "fifty-two million, four hundred fifty-five thousand, four hundred twenty-five".