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470007441 = 36644729
BaseRepresentation
bin11100000000111…
…011111010010001
31012202101212000000
4130000323322101
51430310214231
6114345520213
714434666041
oct3400737221
91182355000
10470007441
11221341602
121114a3069
13764b3617
14465c9721
152b3e16e6
hex1c03be91

470007441 has 14 divisors (see below), whose sum is σ = 704689890. Its totient is φ = 313337808.

The previous prime is 470007413. The next prime is 470007457. The reversal of 470007441 is 144700074.

It can be written as a sum of positive squares in only one way, i.e., 337089600 + 132917841 = 18360^2 + 11529^2 .

It is not a de Polignac number, because 470007441 - 25 = 470007409 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (470007491) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 321636 + ... + 323093.

Almost surely, 2470007441 is an apocalyptic number.

It is an amenable number.

470007441 is a deficient number, since it is larger than the sum of its proper divisors (234682449).

470007441 is an frugal number, since it uses more digits than its factorization.

470007441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644747 (or 644732 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 27.

The square root of 470007441 is about 21679.6550018675. The cubic root of 470007441 is about 777.5021128067.

The spelling of 470007441 in words is "four hundred seventy million, seven thousand, four hundred forty-one".

Divisors: 1 3 9 27 81 243 729 644729 1934187 5802561 17407683 52223049 156669147 470007441