1414989 has 16 divisors (see below), whose sum is σ = 2125440. Its totient is φ = 941868.

The previous prime is 1414979. The next prime is 1414993. The reversal of 1414989 is 9894141.

It is not a de Polignac number, because 1414989 - 2⁵ = 1414957 is a prime.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1414979) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1864 + ... + 2510.

It is an arithmetic number, because the mean of its divisors is an integer number (132840).

2^1414989 is an apocalyptic number.

It is an amenable number.

1414989 is a deficient number, since it is larger than the sum of its proper divisors (710451).

1414989 is an frugal number, since it uses more digits than its factorization.

1414989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668 (or 650 counting only the distinct ones).

The product of its digits is 10368, while the sum is 36.

The square root of 1414989 is about 1189.5331016832. The cubic root of 1414989 is about 112.2667165908.

The spelling of 1414989 in words is "one million, four hundred fourteen thousand, nine hundred eighty-nine".