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74626042 = 2139268439
BaseRepresentation
bin1000111001010…
…11001111111010
312012102101200111
410130223033322
5123101013132
611223254534
71564211431
oct434531772
9165371614
1074626042
1139140717
1220baa44a
13125cb32a
149ca8118
156841647
hex472b3fa

74626042 has 8 divisors (see below), whose sum is σ = 112744800. Its totient is φ = 37044444.

The previous prime is 74626033. The next prime is 74626061. The reversal of 74626042 is 24062647.

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

It is a super-2 number, since 2×746260422 = 11138092289171528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 74625995 and 74626013.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133942 + ... + 134497.

It is an arithmetic number, because the mean of its divisors is an integer number (14093100).

Almost surely, 274626042 is an apocalyptic number.

74626042 is a deficient number, since it is larger than the sum of its proper divisors (38118758).

74626042 is a wasteful number, since it uses less digits than its factorization.

74626042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268580.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 74626042 is about 8638.6365822391. The cubic root of 74626042 is about 421.0142569407.

Adding to 74626042 its reverse (24062647), we get a palindrome (98688689).

The spelling of 74626042 in words is "seventy-four million, six hundred twenty-six thousand, forty-two".

Divisors: 1 2 139 278 268439 536878 37313021 74626042