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74041230 = 23515712
BaseRepresentation
bin1000110100111…
…00011110001110
312011022200110210
410122130132032
5122423304410
611202543250
71556224434
oct432343616
9164280423
1074041230
11388812aa
1220967b26
13124550a3
149b94d54
156778220
hex469c78e

74041230 has 24 divisors (see below), whose sum is σ = 177812136. Its totient is φ = 19731760.

The previous prime is 74041223. The next prime is 74041267. The reversal of 74041230 is 3214047.

It is a junction number, because it is equal to n+sod(n) for n = 74041197 and 74041206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46345 + ... + 47915.

It is an arithmetic number, because the mean of its divisors is an integer number (7408839).

Almost surely, 274041230 is an apocalyptic number.

74041230 is an abundant number, since it is smaller than the sum of its proper divisors (103770906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74041230 is an equidigital number, since it uses as much as digits as its factorization.

74041230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3152 (or 1581 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 74041230 is about 8604.7213784062. The cubic root of 74041230 is about 419.9116027115.

Adding to 74041230 its reverse (3214047), we get a palindrome (77255277).

The spelling of 74041230 in words is "seventy-four million, forty-one thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 1571 3142 4713 7855 9426 15710 23565 47130 2468041 4936082 7404123 12340205 14808246 24680410 37020615 74041230