474739 has 4 divisors (see below), whose sum is σ = 486360. Its totient is φ = 463120.

The previous prime is 474737. The next prime is 474751. The reversal of 474739 is 937474.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 937474 = 2 ⋅468737.

It is a cyclic number.

It is not a de Polignac number, because 474739 - 2¹ = 474737 is a prime.

It is a Duffinian number.

474739 is a lucky number.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (474737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5749 + ... + 5830.

It is an arithmetic number, because the mean of its divisors is an integer number (121590).

2⁴⁷⁴⁷³⁹ is an apocalyptic number.

474739 is a deficient number, since it is larger than the sum of its proper divisors (11621).

474739 is a wasteful number, since it uses less digits than its factorization.

474739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11620.

The product of its digits is 21168, while the sum is 34.

The square root of 474739 is about 689.0130622855. The cubic root of 474739 is about 78.0102441071.

The spelling of 474739 in words is "four hundred seventy-four thousand, seven hundred thirty-nine".