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672670 = 25137491
BaseRepresentation
bin10100100001110011110
31021011201201
42210032132
5133011140
622230114
75501065
oct2441636
91234651
10672670
1141a429
1228533a
131a723b
141371dc
15d449a
hexa439e

672670 has 16 divisors (see below), whose sum is σ = 1222128. Its totient is φ = 266560.

The previous prime is 672667. The next prime is 672703. The reversal of 672670 is 76276.

672670 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1125 + ... + 1615.

It is an arithmetic number, because the mean of its divisors is an integer number (76383).

2672670 is an apocalyptic number.

672670 is a deficient number, since it is larger than the sum of its proper divisors (549458).

672670 is a wasteful number, since it uses less digits than its factorization.

672670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635.

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 672670 is about 820.1646176226. The cubic root of 672670 is about 87.6194830277.

The spelling of 672670 in words is "six hundred seventy-two thousand, six hundred seventy".

Divisors: 1 2 5 10 137 274 491 685 982 1370 2455 4910 67267 134534 336335 672670