1400008 has 16 divisors (see below), whose sum is σ = 2646000. Its totient is φ = 694416.

The previous prime is 1399999. The next prime is 1400017. The reversal of 1400008 is 8000041.

It is an interprime number because it is at equal distance from previous prime (1399999) and next prime (1400017).

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, 483 + ... + 1741.

It is an arithmetic number, because the mean of its divisors is an integer number (165375).

2^1400008 is an apocalyptic number.

It is an amenable number.

1400008 is a deficient number, since it is larger than the sum of its proper divisors (1245992).

1400008 is a wasteful number, since it uses less digits than its factorization.

1400008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1404 (or 1400 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1400008 is about 1183.2193372321. The cubic root of 1400008 is about 111.8691072913.

Adding to 1400008 its reverse (8000041), we get a palindrome (9400049).

The spelling of 1400008 in words is "one million, four hundred thousand, eight".