1909952 has 28 divisors (see below), whose sum is σ = 4136136. Its totient is φ = 867840.

The previous prime is 1909951. The next prime is 1909981. The reversal of 1909952 is 2599091.

It is not an unprimeable number, because it can be changed into a prime (1909951) 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, 653 + ... + 2060.

2^1909952 is an apocalyptic number.

It is an amenable number.

1909952 is an abundant number, since it is smaller than the sum of its proper divisors (2226184).

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

1909952 is a wasteful number, since it uses less digits than its factorization.

1909952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2736 (or 2726 counting only the distinct ones).

The product of its (nonzero) digits is 7290, while the sum is 35.

The square root of 1909952 is about 1382.0101302089. The cubic root of 1909952 is about 124.0721051323.

The spelling of 1909952 in words is "one million, nine hundred nine thousand, nine hundred fifty-two".