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401794086 = 231572271879
BaseRepresentation
bin10111111100101…
…110010000100110
31001000001020212110
4113330232100212
51310324402321
6103511501450
712646123221
oct2774562046
91030036773
10401794086
11196890931
12b2687886
136531c0a5
143b5105b8
152541a176
hex17f2e426

401794086 has 32 divisors (see below), whose sum is σ = 812701440. Its totient is φ = 132421536.

The previous prime is 401794067. The next prime is 401794111. The reversal of 401794086 is 680497104.

It is a happy number.

It is a super-2 number, since 2×4017940862 = 322876975089150792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212895 + ... + 214773.

It is an arithmetic number, because the mean of its divisors is an integer number (25396920).

Almost surely, 2401794086 is an apocalyptic number.

401794086 is an abundant number, since it is smaller than the sum of its proper divisors (410907354).

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

401794086 is a wasteful number, since it uses less digits than its factorization.

401794086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2268.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 401794086 is about 20044.8019695880. The cubic root of 401794086 is about 737.9062351038.

The spelling of 401794086 in words is "four hundred one million, seven hundred ninety-four thousand, eighty-six".

Divisors: 1 2 3 6 157 227 314 454 471 681 942 1362 1879 3758 5637 11274 35639 71278 106917 213834 295003 426533 590006 853066 885009 1279599 1770018 2559198 66965681 133931362 200897043 401794086