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474388 = 22233509
BaseRepresentation
bin1110011110100010100
3220002201221
41303310110
5110140023
614100124
74014025
oct1636424
9802657
10474388
112a4462
121aa644
13137c05
14c4c4c
159585d
hex73d14

474388 has 12 divisors (see below), whose sum is σ = 835380. Its totient is φ = 235712.

The previous prime is 474379. The next prime is 474389. The reversal of 474388 is 883474.

474388 is nontrivially palindromic in base 14.

It can be written as a sum of positive squares in 2 ways, for example, as 242064 + 232324 = 492^2 + 482^2 .

It is an Ulam number.

474388 is an undulating number in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (474389) by changing a digit.

474388 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 678 + ... + 1186.

It is an arithmetic number, because the mean of its divisors is an integer number (69615).

2474388 is an apocalyptic number.

It is an amenable number.

474388 is a deficient number, since it is larger than the sum of its proper divisors (360992).

474388 is a wasteful number, since it uses less digits than its factorization.

474388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746 (or 744 counting only the distinct ones).

The product of its digits is 21504, while the sum is 34.

The square root of 474388 is about 688.7583030353. The cubic root of 474388 is about 77.9910136480.

The spelling of 474388 in words is "four hundred seventy-four thousand, three hundred eighty-eight".

Divisors: 1 2 4 233 466 509 932 1018 2036 118597 237194 474388