1404957 has 4 divisors (see below), whose sum is σ = 1873280. Its totient is φ = 936636.

The previous prime is 1404937. The next prime is 1404959. The reversal of 1404957 is 7594041.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1404957 - 2¹⁰ = 1403933 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1404959) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 234157 + ... + 234162.

It is an arithmetic number, because the mean of its divisors is an integer number (468320).

2^1404957 is an apocalyptic number.

It is an amenable number.

1404957 is a deficient number, since it is larger than the sum of its proper divisors (468323).

1404957 is an equidigital number, since it uses as much as digits as its factorization.

1404957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468322.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 1404957 is about 1185.3088205189. The cubic root of 1404957 is about 112.0007706154. Note that the first 3 decimals are identical.

Adding to 1404957 its reverse (7594041), we get a palindrome (8998998).

The spelling of 1404957 in words is "one million, four hundred four thousand, nine hundred fifty-seven".