1187204 has 6 divisors (see below), whose sum is σ = 2077614. Its totient is φ = 593600.

The previous prime is 1187201. The next prime is 1187227. The reversal of 1187204 is 4027811.

It can be written as a sum of positive squares in only one way, i.e., 906304 + 280900 = 952^2 + 530^2 .

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 1187204.

It is not an unprimeable number, because it can be changed into a prime (1187201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 148397 + ... + 148404.

It is an arithmetic number, because the mean of its divisors is an integer number (346269).

2^1187204 is an apocalyptic number.

It is an amenable number.

1187204 is a deficient number, since it is larger than the sum of its proper divisors (890410).

1187204 is a wasteful number, since it uses less digits than its factorization.

1187204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296805 (or 296803 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 1187204 is about 1089.5889133063. The cubic root of 1187204 is about 105.8867902522.

The spelling of 1187204 in words is "one million, one hundred eighty-seven thousand, two hundred four".