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481636 = 223472
BaseRepresentation
bin1110101100101100100
3220110200101
41311211210
5110403021
614153444
74044121
oct1654544
9813611
10481636
112a9951
121b2884
1313b2bc
14c7748
1597a91
hex75964

481636 has 9 divisors (see below), whose sum is σ = 845299. Its totient is φ = 240124.

The previous prime is 481633. The next prime is 481639. The reversal of 481636 is 636184.

The square root of 481636 is 694.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (481633) and next prime (481639).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (481633) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1215 + ... + 1561.

2481636 is an apocalyptic number.

481636 is the 694-th square number.

It is an amenable number.

481636 is a deficient number, since it is larger than the sum of its proper divisors (363663).

481636 is an equidigital number, since it uses as much as digits as its factorization.

481636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698 (or 349 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

The cubic root of 481636 is about 78.3862064446.

The spelling of 481636 in words is "four hundred eighty-one thousand, six hundred thirty-six".

Divisors: 1 2 4 347 694 1388 120409 240818 481636