1474729 has 4 divisors (see below), whose sum is σ = 1510740. Its totient is φ = 1438720.

The previous prime is 1474727. The next prime is 1474751. The reversal of 1474729 is 9274741.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 705600 + 769129 = 840^2 + 877^2 .

It is a cyclic number.

It is not a de Polignac number, because 1474729 - 2¹ = 1474727 is a prime.

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

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1474694 and 1474703.

It is not an unprimeable number, because it can be changed into a prime (1474721) 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, 17944 + ... + 18025.

It is an arithmetic number, because the mean of its divisors is an integer number (377685).

2^1474729 is an apocalyptic number.

It is an amenable number.

1474729 is a deficient number, since it is larger than the sum of its proper divisors (36011).

1474729 is an equidigital number, since it uses as much as digits as its factorization.

1474729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36010.

The product of its digits is 14112, while the sum is 34.

The square root of 1474729 is about 1214.3842060897. The cubic root of 1474729 is about 113.8249339208.

Adding to 1474729 its product of digits (14112), we get a palindrome (1488841).

The spelling of 1474729 in words is "one million, four hundred seventy-four thousand, seven hundred twenty-nine".