1408136 has 8 divisors (see below), whose sum is σ = 2640270. Its totient is φ = 704064.

The previous prime is 1408123. The next prime is 1408151. The reversal of 1408136 is 6318041.

It can be written as a sum of positive squares in only one way, i.e., 1223236 + 184900 = 1106^2 + 430^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88001 + ... + 88016.

2^1408136 is an apocalyptic number.

It is an amenable number.

1408136 is a deficient number, since it is larger than the sum of its proper divisors (1232134).

1408136 is a wasteful number, since it uses less digits than its factorization.

1408136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176023 (or 176019 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 1408136 is about 1186.6490635398. The cubic root of 1408136 is about 112.0851817970.

The spelling of 1408136 in words is "one million, four hundred eight thousand, one hundred thirty-six".