1905252 has 12 divisors (see below), whose sum is σ = 4445616. Its totient is φ = 635080.

The previous prime is 1905247. The next prime is 1905257. The reversal of 1905252 is 2525091.

It is an interprime number because it is at equal distance from previous prime (1905247) and next prime (1905257).

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (1905257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79374 + ... + 79397.

It is an arithmetic number, because the mean of its divisors is an integer number (370468).

2^1905252 is an apocalyptic number.

1905252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1905252 is an abundant number, since it is smaller than the sum of its proper divisors (2540364).

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

1905252 is a wasteful number, since it uses less digits than its factorization.

1905252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158778 (or 158776 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 1905252 is about 1380.3086611334. The cubic root of 1905252 is about 123.9702495398.

The spelling of 1905252 in words is "one million, nine hundred five thousand, two hundred fifty-two".