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74005942 = 259627169
BaseRepresentation
bin1000110100100…
…11110110110110
312011020220001211
410122103312312
5122421142232
611202112034
71556016523
oct432236666
9164226054
1074005942
113885783a
122094b61a
1312441cca
149b8614a
15676ca47
hex4693db6

74005942 has 8 divisors (see below), whose sum is σ = 112890600. Its totient is φ = 36375744.

The previous prime is 74005933. The next prime is 74005949. The reversal of 74005942 is 24950047.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×740059423 (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74005949) 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, 313467 + ... + 313702.

It is an arithmetic number, because the mean of its divisors is an integer number (14111325).

Almost surely, 274005942 is an apocalyptic number.

74005942 is a deficient number, since it is larger than the sum of its proper divisors (38884658).

74005942 is a wasteful number, since it uses less digits than its factorization.

74005942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627230.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 74005942 is about 8602.6706318445. The cubic root of 74005942 is about 419.8448822491.

Adding to 74005942 its reverse (24950047), we get a palindrome (98955989).

It can be divided in two parts, 74005 and 942, that added together give a palindrome (74947).

The spelling of 74005942 in words is "seventy-four million, five thousand, nine hundred forty-two".

Divisors: 1 2 59 118 627169 1254338 37002971 74005942