1625055 has 16 divisors (see below), whose sum is σ = 2623104. Its totient is φ = 859040.

The previous prime is 1625027. The next prime is 1625059. The reversal of 1625055 is 5505261.

It is not a de Polignac number, because 1625055 - 2⁶ = 1624991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1625059) 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, 1552 + ... + 2378.

It is an arithmetic number, because the mean of its divisors is an integer number (163944).

2^1625055 is an apocalyptic number.

1625055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1625055 is a deficient number, since it is larger than the sum of its proper divisors (998049).

1625055 is a wasteful number, since it uses less digits than its factorization.

1625055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 966.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 1625055 is about 1274.7764509905. The cubic root of 1625055 is about 117.5680607650.

The spelling of 1625055 in words is "one million, six hundred twenty-five thousand, fifty-five".