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6672057 = 37317717
BaseRepresentation
bin11001011100111010111001
3110112222100020
4121130322321
53202001212
6355001053
7110466030
oct31347271
913488306
106672057
1138478a7
122299189
1314c7b82
14c59717
158bbd8c
hex65ceb9

6672057 has 8 divisors (see below), whose sum is σ = 10166976. Its totient is φ = 3812592.

The previous prime is 6672019. The next prime is 6672067. The reversal of 6672057 is 7502766.

6672057 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6672057 - 28 = 6671801 is a prime.

It is a super-2 number, since 2×66720572 = 89032689222498, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6672067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158838 + ... + 158879.

It is an arithmetic number, because the mean of its divisors is an integer number (1270872).

Almost surely, 26672057 is an apocalyptic number.

It is an amenable number.

6672057 is a deficient number, since it is larger than the sum of its proper divisors (3494919).

6672057 is a wasteful number, since it uses less digits than its factorization.

6672057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317727.

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 6672057 is about 2583.0325201205. The cubic root of 6672057 is about 188.2579170899.

The spelling of 6672057 in words is "six million, six hundred seventy-two thousand, fifty-seven".

Divisors: 1 3 7 21 317717 953151 2224019 6672057