553825838 has 4 divisors (see below), whose sum is σ = 830738760. Its totient is φ = 276912918.

The previous prime is 553825829. The next prime is 553825849. The reversal of 553825838 is 838528355.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×553825838³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 553825792 and 553825801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138456458 + ... + 138456461.

It is an arithmetic number, because the mean of its divisors is an integer number (207684690).

Almost surely, 2^553825838 is an apocalyptic number.

553825838 is a deficient number, since it is larger than the sum of its proper divisors (276912922).

553825838 is a wasteful number, since it uses less digits than its factorization.

553825838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276912921.

The product of its digits is 1152000, while the sum is 47.

The square root of 553825838 is about 23533.5045838906. The cubic root of 553825838 is about 821.2166343987.

The spelling of 553825838 in words is "five hundred fifty-three million, eight hundred twenty-five thousand, eight hundred thirty-eight".