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472493 = 767499
BaseRepresentation
bin1110011010110101101
3220000010202
41303112231
5110104433
614043245
74005350
oct1632655
9800122
10472493
112a2a9a
121a9525
131370a8
14c4297
1594ee8
hex735ad

472493 has 4 divisors (see below), whose sum is σ = 540000. Its totient is φ = 404988.

The previous prime is 472477. The next prime is 472523. The reversal of 472493 is 394274.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 394274 = 2197137.

It is a cyclic number.

It is not a de Polignac number, because 472493 - 24 = 472477 is a prime.

It is a d-powerful number, because it can be written as 47 + 75 + 49 + 2 + 9 + 311 .

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472193) 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, 33743 + ... + 33756.

It is an arithmetic number, because the mean of its divisors is an integer number (135000).

2472493 is an apocalyptic number.

It is an amenable number.

472493 is a deficient number, since it is larger than the sum of its proper divisors (67507).

472493 is an equidigital number, since it uses as much as digits as its factorization.

472493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67506.

The product of its digits is 6048, while the sum is 29.

The square root of 472493 is about 687.3812624737. The cubic root of 472493 is about 77.8870268967.

The spelling of 472493 in words is "four hundred seventy-two thousand, four hundred ninety-three".

Divisors: 1 7 67499 472493