1434978 has 24 divisors (see below), whose sum is σ = 3217500. Its totient is φ = 461664.

The previous prime is 1434943. The next prime is 1434991. The reversal of 1434978 is 8794341.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1375929 + 59049 = 1173^2 + 243^2 .

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 853 + ... + 1896.

2^1434978 is an apocalyptic number.

1434978 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1434978 is an abundant number, since it is smaller than the sum of its proper divisors (1782522).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1434978 is a wasteful number, since it uses less digits than its factorization.

1434978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2786 (or 2783 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 1434978 is about 1197.9056724133. The cubic root of 1434978 is about 112.7928960367.

The spelling of 1434978 in words is "one million, four hundred thirty-four thousand, nine hundred seventy-eight".