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472348 = 22263449
BaseRepresentation
bin1110011010100011100
3212222221101
41303110130
5110103343
614042444
74005052
oct1632434
9788841
10472348
112a2978
121a9424
13136cc6
14c41d2
1594e4d
hex7351c

472348 has 12 divisors (see below), whose sum is σ = 831600. Its totient is φ = 234752.

The previous prime is 472333. The next prime is 472349. The reversal of 472348 is 843274.

It is a super-2 number, since 2×4723482 = 446225266208, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472349) 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, 828 + ... + 1276.

It is an arithmetic number, because the mean of its divisors is an integer number (69300).

472348 is a Friedman number, since it can be written as 72*3^8-44, using all its digits and the basic arithmetic operations.

2472348 is an apocalyptic number.

It is an amenable number.

472348 is a deficient number, since it is larger than the sum of its proper divisors (359252).

472348 is a wasteful number, since it uses less digits than its factorization.

472348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716 (or 714 counting only the distinct ones).

The product of its digits is 5376, while the sum is 28.

The square root of 472348 is about 687.2757816190. The cubic root of 472348 is about 77.8790586838.

It can be divided in two parts, 472 and 348, that added together give a triangular number (820 = T40).

The spelling of 472348 in words is "four hundred seventy-two thousand, three hundred forty-eight".

Divisors: 1 2 4 263 449 526 898 1052 1796 118087 236174 472348