1187448 has 16 divisors (see below), whose sum is σ = 2968680. Its totient is φ = 395808.

The previous prime is 1187429. The next prime is 1187453. The reversal of 1187448 is 8447811.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24715 + ... + 24762.

2^1187448 is an apocalyptic number.

It is an amenable number.

1187448 is an abundant number, since it is smaller than the sum of its proper divisors (1781232).

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

1187448 is a wasteful number, since it uses less digits than its factorization.

1187448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49486 (or 49482 counting only the distinct ones).

The product of its digits is 7168, while the sum is 33.

The square root of 1187448 is about 1089.7008763876. The cubic root of 1187448 is about 105.8940438798.

The spelling of 1187448 in words is "one million, one hundred eighty-seven thousand, four hundred forty-eight".