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3667225 = 523832
BaseRepresentation
bin1101111111010100011001
320220022111011
431333110121
51414322400
6210333521
743112422
oct15772431
96808434
103667225
112085271
12128a2a1
139b5273
146b6649
154c68ba
hex37f519

3667225 has 9 divisors (see below), whose sum is σ = 4559263. Its totient is φ = 2926120.

The previous prime is 3667219. The next prime is 3667231. The reversal of 3667225 is 5227663.

The square root of 3667225 is 1915.

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 (3667219) and next prime (3667231).

It can be written as a sum of positive squares in only one way, i.e., 1320201 + 2347024 = 1149^2 + 1532^2 .

It is not a de Polignac number, because 3667225 - 211 = 3665177 is a prime.

It is a d-powerful number, because it can be written as 35 + 64 + 68 + 72 + 27 + 215 + 59 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 9384 + ... + 9766.

Almost surely, 23667225 is an apocalyptic number.

3667225 is the 1915-th square number.

3667225 is the 958-th centered octagonal number.

It is an amenable number.

3667225 is a deficient number, since it is larger than the sum of its proper divisors (892038).

3667225 is an frugal number, since it uses more digits than its factorization.

3667225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776 (or 388 counting only the distinct ones).

The product of its digits is 15120, while the sum is 31.

The cubic root of 3667225 is about 154.2099935037.

The spelling of 3667225 in words is "three million, six hundred sixty-seven thousand, two hundred twenty-five".

Divisors: 1 5 25 383 1915 9575 146689 733445 3667225