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274072 = 2334259
BaseRepresentation
bin1000010111010011000
3111220221211
41002322120
532232242
65512504
72221021
oct1027230
9456854
10274072
11177a07
12112734
1397996
1471c48
1556317
hex42e98

274072 has 8 divisors (see below), whose sum is σ = 513900. Its totient is φ = 137032.

The previous prime is 274069. The next prime is 274081. The reversal of 274072 is 270472.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×2740722 = 150230922368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17122 + ... + 17137.

2274072 is an apocalyptic number.

It is an amenable number.

274072 is a deficient number, since it is larger than the sum of its proper divisors (239828).

274072 is a wasteful number, since it uses less digits than its factorization.

274072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34265 (or 34261 counting only the distinct ones).

The product of its (nonzero) digits is 784, while the sum is 22.

The square root of 274072 is about 523.5188630795. The cubic root of 274072 is about 64.9563414912.

Subtracting from 274072 its reverse (270472), we obtain a square (3600 = 602).

The spelling of 274072 in words is "two hundred seventy-four thousand, seventy-two", and thus it is an iban number.

Divisors: 1 2 4 8 34259 68518 137036 274072