1187396 has 12 divisors (see below), whose sum is σ = 2374848. Its totient is φ = 508872.

The previous prime is 1187387. The next prime is 1187411. The reversal of 1187396 is 6937811.

1187396 = 17⁴ + 18⁴ + ... + 23⁴.

1187396 is an admirable 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, 21176 + ... + 21231.

It is an arithmetic number, because the mean of its divisors is an integer number (197904).

2^1187396 is an apocalyptic number.

It is an amenable number.

1187396 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1187396 is a wasteful number, since it uses less digits than its factorization.

1187396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42418 (or 42416 counting only the distinct ones).

The product of its digits is 9072, while the sum is 35.

The square root of 1187396 is about 1089.6770163677. The cubic root of 1187396 is about 105.8924981080.

The spelling of 1187396 in words is "one million, one hundred eighty-seven thousand, three hundred ninety-six".