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74349 = 3211751
BaseRepresentation
bin10010001001101101
310202222200
4102021231
54334344
61332113
7426522
oct221155
9122880
1074349
1150950
1237039
1327ac2
141d149
1517069
hex1226d

74349 has 12 divisors (see below), whose sum is σ = 117312. Its totient is φ = 45000.

The previous prime is 74323. The next prime is 74353. The reversal of 74349 is 94347.

It is not a de Polignac number, because 74349 - 25 = 74317 is a prime.

It is a d-powerful number, because it can be written as 72 + 42 + 37 + 48 + 94 .

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

74349 is a lucky number.

It is a plaindrome in base 16.

It is a zygodrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74149) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 277 + ... + 474.

It is an arithmetic number, because the mean of its divisors is an integer number (9776).

274349 is an apocalyptic number.

It is an amenable number.

74349 is a deficient number, since it is larger than the sum of its proper divisors (42963).

74349 is a wasteful number, since it uses less digits than its factorization.

74349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768 (or 765 counting only the distinct ones).

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

The square root of 74349 is about 272.6701303773. The cubic root of 74349 is about 42.0492619258.

It can be divided in two parts, 7 and 4349, that added together give a square (4356 = 662).

The spelling of 74349 in words is "seventy-four thousand, three hundred forty-nine".

Divisors: 1 3 9 11 33 99 751 2253 6759 8261 24783 74349