1093997424 has 160 divisors (see below), whose sum is σ = 3173421888. Its totient is φ = 322560000.

The previous prime is 1093997423. The next prime is 1093997441. The reversal of 1093997424 is 4247993901.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1093997423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1560274 + ... + 1560974.

Almost surely, 2^1093997424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1093997424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1586710944).

1093997424 is an abundant number, since it is smaller than the sum of its proper divisors (2079424464).

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

1093997424 is a wasteful number, since it uses less digits than its factorization.

1093997424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827 (or 821 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 48.

The square root of 1093997424 is about 33075.6318760504. The cubic root of 1093997424 is about 1030.3990108959.

The spelling of 1093997424 in words is "one billion, ninety-three million, nine hundred ninety-seven thousand, four hundred twenty-four".