55825038 has 20 divisors (see below), whose sum is σ = 125089800. Its totient is φ = 18608292.

The previous prime is 55825037. The next prime is 55825039. The reversal of 55825038 is 83052855.

It is an interprime number because it is at equal distance from previous prime (55825037) and next prime (55825039).

It is a junction number, because it is equal to n+sod(n) for n = 55824993 and 55825011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55825031) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 172138 + ... + 172461.

It is an arithmetic number, because the mean of its divisors is an integer number (6254490).

Almost surely, 2^55825038 is an apocalyptic number.

55825038 is an abundant number, since it is smaller than the sum of its proper divisors (69264762).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55825038 is a wasteful number, since it uses less digits than its factorization.

55825038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344613 (or 344604 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

The square root of 55825038 is about 7471.6154879651. The cubic root of 55825038 is about 382.1873800880.

The spelling of 55825038 in words is "fifty-five million, eight hundred twenty-five thousand, thirty-eight".