1090384 has 20 divisors (see below), whose sum is σ = 2205216. Its totient is φ = 521312.

The previous prime is 1090381. The next prime is 1090387. The reversal of 1090384 is 4830901.

It is an interprime number because it is at equal distance from previous prime (1090381) and next prime (1090387).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1090381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1114 + ... + 1849.

2^1090384 is an apocalyptic number.

It is an amenable number.

1090384 is an abundant number, since it is smaller than the sum of its proper divisors (1114832).

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

1090384 is a wasteful number, since it uses less digits than its factorization.

1090384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2994 (or 2988 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1090384 is about 1044.2145373437. The cubic root of 1090384 is about 102.9263305810.

It can be divided in two parts, 10 and 90384, that multiplied together give a triangular number (903840 = T₁₃₄₄).

The spelling of 1090384 in words is "one million, ninety thousand, three hundred eighty-four".