474309 has 16 divisors (see below), whose sum is σ = 767040. Its totient is φ = 287280.

The previous prime is 474307. The next prime is 474311. The reversal of 474309 is 903474.

It is an interprime number because it is at equal distance from previous prime (474307) and next prime (474311).

It is not a de Polignac number, because 474309 - 2¹ = 474307 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (474307) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 502 + ... + 1095.

It is an arithmetic number, because the mean of its divisors is an integer number (47940).

2⁴⁷⁴³⁰⁹ is an apocalyptic number.

It is an amenable number.

474309 is a deficient number, since it is larger than the sum of its proper divisors (292731).

474309 is a wasteful number, since it uses less digits than its factorization.

474309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1617 (or 1611 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 474309 is about 688.7009510666. The cubic root of 474309 is about 77.9866841174.

It can be divided in two parts, 47 and 4309, that added together give a square (4356 = 66²).

The spelling of 474309 in words is "four hundred seventy-four thousand, three hundred nine".