1187394 has 24 divisors (see below), whose sum is σ = 2573712. Its totient is φ = 365040.

The previous prime is 1187387. The next prime is 1187411. The reversal of 1187394 is 4937811.

It is a super-2 number, since 2×1187394² = 2819809022472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 429 + ... + 1599.

It is an arithmetic number, because the mean of its divisors is an integer number (107238).

2^1187394 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1187394, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1286856).

1187394 is an abundant number, since it is smaller than the sum of its proper divisors (1386318).

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

1187394 is a wasteful number, since it uses less digits than its factorization.

1187394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1202 (or 1189 counting only the distinct ones).

The product of its digits is 6048, while the sum is 33.

The square root of 1187394 is about 1089.6760986642. The cubic root of 1187394 is about 105.8924386544.

The spelling of 1187394 in words is "one million, one hundred eighty-seven thousand, three hundred ninety-four".