1955384 has 8 divisors (see below), whose sum is σ = 3666360. Its totient is φ = 977688.

The previous prime is 1955381. The next prime is 1955389. The reversal of 1955384 is 4835591.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1955381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122204 + ... + 122219.

It is an arithmetic number, because the mean of its divisors is an integer number (458295).

2^1955384 is an apocalyptic number.

It is an amenable number.

1955384 is a deficient number, since it is larger than the sum of its proper divisors (1710976).

1955384 is a wasteful number, since it uses less digits than its factorization.

1955384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244429 (or 244425 counting only the distinct ones).

The product of its digits is 21600, while the sum is 35.

The square root of 1955384 is about 1398.3504567883. The cubic root of 1955384 is about 125.0481734322.

The spelling of 1955384 in words is "one million, nine hundred fifty-five thousand, three hundred eighty-four".