1162438 has 8 divisors (see below), whose sum is σ = 1800000. Its totient is φ = 562440.

The previous prime is 1162423. The next prime is 1162453. The reversal of 1162438 is 8342611.

It is an interprime number because it is at equal distance from previous prime (1162423) and next prime (1162453).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9313 + ... + 9436.

It is an arithmetic number, because the mean of its divisors is an integer number (225000).

2^1162438 is an apocalyptic number.

1162438 is a deficient number, since it is larger than the sum of its proper divisors (637562).

1162438 is a wasteful number, since it uses less digits than its factorization.

1162438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18782.

The product of its digits is 1152, while the sum is 25.

The square root of 1162438 is about 1078.1641804475. The cubic root of 1162438 is about 105.1453165565.

It can be divided in two parts, 1162 and 438, that added together give a square (1600 = 40²).

The spelling of 1162438 in words is "one million, one hundred sixty-two thousand, four hundred thirty-eight".