1401699 has 16 divisors (see below), whose sum is σ = 2035712. Its totient is φ = 852768.

The previous prime is 1401683. The next prime is 1401703. The reversal of 1401699 is 9961041.

It is not a de Polignac number, because 1401699 - 2⁴ = 1401683 is a prime.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1401629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4812 + ... + 5094.

It is an arithmetic number, because the mean of its divisors is an integer number (127232).

2^1401699 is an apocalyptic number.

1401699 is a deficient number, since it is larger than the sum of its proper divisors (634013).

1401699 is a wasteful number, since it uses less digits than its factorization.

1401699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426.

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 1401699 is about 1183.9336974679. The cubic root of 1401699 is about 111.9141295456.

The spelling of 1401699 in words is "one million, four hundred one thousand, six hundred ninety-nine".