1149438 has 32 divisors (see below), whose sum is σ = 2488320. Its totient is φ = 352640.

The previous prime is 1149427. The next prime is 1149457. The reversal of 1149438 is 8349411.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5923 + ... + 6113.

It is an arithmetic number, because the mean of its divisors is an integer number (77760).

2^1149438 is an apocalyptic number.

1149438 is an abundant number, since it is smaller than the sum of its proper divisors (1338882).

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

1149438 is a wasteful number, since it uses less digits than its factorization.

1149438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272.

The product of its digits is 3456, while the sum is 30.

The square root of 1149438 is about 1072.1184636037. The cubic root of 1149438 is about 104.7518858253.

The spelling of 1149438 in words is "one million, one hundred forty-nine thousand, four hundred thirty-eight".