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74768223 = 3109373613
BaseRepresentation
bin1000111010011…
…01111101011111
312012200121201110
410131031331133
5123120040343
611230313103
71565343105
oct435157537
9165617643
1074768223
1139228522
1221058793
131264ac6a
149d03c75
15686d833
hex474df5f

74768223 has 16 divisors (see below), whose sum is σ = 101039840. Its totient is φ = 49175424.

The previous prime is 74768209. The next prime is 74768269. The reversal of 74768223 is 32286747.

It is not a de Polignac number, because 74768223 - 25 = 74768191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74768203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121665 + ... + 122277.

It is an arithmetic number, because the mean of its divisors is an integer number (6314990).

Almost surely, 274768223 is an apocalyptic number.

74768223 is a deficient number, since it is larger than the sum of its proper divisors (26271617).

74768223 is a wasteful number, since it uses less digits than its factorization.

74768223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1098.

The product of its digits is 112896, while the sum is 39.

The square root of 74768223 is about 8646.8620319744. The cubic root of 74768223 is about 421.2814659493.

The spelling of 74768223 in words is "seventy-four million, seven hundred sixty-eight thousand, two hundred twenty-three".

Divisors: 1 3 109 327 373 613 1119 1839 40657 66817 121971 200451 228649 685947 24922741 74768223