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74075572 = 2247394019
BaseRepresentation
bin1000110101001…
…00110110110100
312011101102120201
410122210312310
5122430404242
611203410244
71556426524
oct432446664
9164342521
1074075572
11388a508a
1220983984
13124678cc
149ba3684
1567834b7
hex46a4db4

74075572 has 12 divisors (see below), whose sum is σ = 132390720. Its totient is φ = 36249656.

The previous prime is 74075569. The next prime is 74075629. The reversal of 74075572 is 27557047.

It is a plaindrome in base 13.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196822 + ... + 197197.

It is an arithmetic number, because the mean of its divisors is an integer number (11032560).

Almost surely, 274075572 is an apocalyptic number.

It is an amenable number.

74075572 is a deficient number, since it is larger than the sum of its proper divisors (58315148).

74075572 is a wasteful number, since it uses less digits than its factorization.

74075572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394070 (or 394068 counting only the distinct ones).

The product of its (nonzero) digits is 68600, while the sum is 37.

The square root of 74075572 is about 8606.7166794312. The cubic root of 74075572 is about 419.9765141818.

It can be divided in two parts, 74075 and 572, that added together give a palindrome (74647).

The spelling of 74075572 in words is "seventy-four million, seventy-five thousand, five hundred seventy-two".

Divisors: 1 2 4 47 94 188 394019 788038 1576076 18518893 37037786 74075572