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84912373 = 7133725219
BaseRepresentation
bin1010000111110…
…10100011110101
312220202222212201
411003322203311
5133214143443
612231544501
72050512640
oct503724365
9186688781
1084912373
1143a26a17
122452b131
1314790310
14b3c4a57
1576c434d
hex50fa8f5

84912373 has 16 divisors (see below), whose sum is σ = 107336320. Its totient is φ = 65365056.

The previous prime is 84912371. The next prime is 84912397. The reversal of 84912373 is 37321948.

It is a cyclic number.

It is not a de Polignac number, because 84912373 - 21 = 84912371 is a prime.

It is a super-5 number, since 5×849123735 (a number of 41 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84912371) 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, 9243 + ... + 15976.

It is an arithmetic number, because the mean of its divisors is an integer number (6708520).

Almost surely, 284912373 is an apocalyptic number.

It is an amenable number.

84912373 is a deficient number, since it is larger than the sum of its proper divisors (22423947).

84912373 is a wasteful number, since it uses less digits than its factorization.

84912373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25276.

The product of its digits is 36288, while the sum is 37.

The square root of 84912373 is about 9214.7909905760. The cubic root of 84912373 is about 439.5318246802.

The spelling of 84912373 in words is "eighty-four million, nine hundred twelve thousand, three hundred seventy-three".

Divisors: 1 7 13 37 91 259 481 3367 25219 176533 327847 933103 2294929 6531721 12130339 84912373