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469972 = 22293401
BaseRepresentation
bin1110010101111010100
3212212200101
41302233110
5110014342
614023444
73665116
oct1625724
9785611
10469972
112a1108
121a7b84
13135bb9
14c33b6
15943b7
hex72bd4

469972 has 12 divisors (see below), whose sum is σ = 827316. Its totient is φ = 233600.

The previous prime is 469969. The next prime is 469979. The reversal of 469972 is 279964.

It can be written as a sum of positive squares in 2 ways, for example, as 456976 + 12996 = 676^2 + 114^2 .

It is a super-3 number, since 3×4699723 = 311413336516254144, which contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (469979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 972 + ... + 1372.

It is an arithmetic number, because the mean of its divisors is an integer number (68943).

2469972 is an apocalyptic number.

It is an amenable number.

469972 is a deficient number, since it is larger than the sum of its proper divisors (357344).

469972 is a wasteful number, since it uses less digits than its factorization.

469972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698 (or 696 counting only the distinct ones).

The product of its digits is 27216, while the sum is 37.

The square root of 469972 is about 685.5450386371. The cubic root of 469972 is about 77.7482569751.

It can be divided in two parts, 469 and 972, that added together give a palindrome (1441).

The spelling of 469972 in words is "four hundred sixty-nine thousand, nine hundred seventy-two".

Divisors: 1 2 4 293 401 586 802 1172 1604 117493 234986 469972